Home / 3,144.01-4,339.15-2,028.19

Finding the Fourth Proportional to 3,144.01, 4,339.15 and 2,028.19

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Solution

The fourth proportional to 3,144.01, 4,339.15 and 2,028.19 is: 2,799.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.01 : 4,339.15 = 2,028.19 : x
  2. Step 2: Convert to fraction form
    3,144.01/4,339.15 = 2,028.19/x
  3. Step 3: Cross multiply
    3,144.01x = 4,339.15 × 2,028.19
  4. Step 4: Simplify right side
    3,144.01x = 8,800,612.86
  5. Step 5: Solve for x
    x = 8,800,612.86/3,144.01
  6. Step 6: Final answer
    x = 2,799.17

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Half scale
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Double scale
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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.