Home / 3,225.44-4,449.83-2,106.02

Finding the Fourth Proportional to 3,225.44, 4,449.83 and 2,106.02

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Solution

The fourth proportional to 3,225.44, 4,449.83 and 2,106.02 is: 2,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.44 : 4,449.83 = 2,106.02 : x
  2. Step 2: Convert to fraction form
    3,225.44/4,449.83 = 2,106.02/x
  3. Step 3: Cross multiply
    3,225.44x = 4,449.83 × 2,106.02
  4. Step 4: Simplify right side
    3,225.44x = 9,371,398.20
  5. Step 5: Solve for x
    x = 9,371,398.20/3,225.44
  6. Step 6: Final answer
    x = 2,905.47

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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.