Home / 3,225.94-4,452.75-2,107.05

Finding the Fourth Proportional to 3,225.94, 4,452.75 and 2,107.05

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Solution

The fourth proportional to 3,225.94, 4,452.75 and 2,107.05 is: 2,908.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.94 : 4,452.75 = 2,107.05 : x
  2. Step 2: Convert to fraction form
    3,225.94/4,452.75 = 2,107.05/x
  3. Step 3: Cross multiply
    3,225.94x = 4,452.75 × 2,107.05
  4. Step 4: Simplify right side
    3,225.94x = 9,382,166.89
  5. Step 5: Solve for x
    x = 9,382,166.89/3,225.94
  6. Step 6: Final answer
    x = 2,908.35

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Find fourth proportional to 1,612.97, 2,226.38 and 1,053.53
Half scale
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Double scale
Find fourth proportional to 3,226.94, 4,454.13 and 2,108.05
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.