Home / 4,892.38-7,338.56-2,428.92

Finding the Fourth Proportional to 4,892.38, 7,338.56 and 2,428.92

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Solution

The fourth proportional to 4,892.38, 7,338.56 and 2,428.92 is: 3,643.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.38 : 7,338.56 = 2,428.92 : x
  2. Step 2: Convert to fraction form
    4,892.38/7,338.56 = 2,428.92/x
  3. Step 3: Cross multiply
    4,892.38x = 7,338.56 × 2,428.92
  4. Step 4: Simplify right side
    4,892.38x = 17,824,763.01
  5. Step 5: Solve for x
    x = 17,824,763.01/4,892.38
  6. Step 6: Final answer
    x = 3,643.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.