Home / 7,513.38-10,359.02-4,819.83

Finding the Fourth Proportional to 7,513.38, 10,359.02 and 4,819.83

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Solution

The fourth proportional to 7,513.38, 10,359.02 and 4,819.83 is: 6,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.38 : 10,359.02 = 4,819.83 : x
  2. Step 2: Convert to fraction form
    7,513.38/10,359.02 = 4,819.83/x
  3. Step 3: Cross multiply
    7,513.38x = 10,359.02 × 4,819.83
  4. Step 4: Simplify right side
    7,513.38x = 49,928,691.27
  5. Step 5: Solve for x
    x = 49,928,691.27/7,513.38
  6. Step 6: Final answer
    x = 6,645.30

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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.