Home / 4,317.28-5,957.60-2,428.90

Finding the Fourth Proportional to 4,317.28, 5,957.60 and 2,428.90

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Solution

The fourth proportional to 4,317.28, 5,957.60 and 2,428.90 is: 3,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.28 : 5,957.60 = 2,428.90 : x
  2. Step 2: Convert to fraction form
    4,317.28/5,957.60 = 2,428.90/x
  3. Step 3: Cross multiply
    4,317.28x = 5,957.60 × 2,428.90
  4. Step 4: Simplify right side
    4,317.28x = 14,470,414.64
  5. Step 5: Solve for x
    x = 14,470,414.64/4,317.28
  6. Step 6: Final answer
    x = 3,351.74

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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.