Home / 10,523.68-15,785.01-3,949.35

Finding the Fourth Proportional to 10,523.68, 15,785.01 and 3,949.35

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Solution

The fourth proportional to 10,523.68, 15,785.01 and 3,949.35 is: 5,923.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,523.68 : 15,785.01 = 3,949.35 : x
  2. Step 2: Convert to fraction form
    10,523.68/15,785.01 = 3,949.35/x
  3. Step 3: Cross multiply
    10,523.68x = 15,785.01 × 3,949.35
  4. Step 4: Simplify right side
    10,523.68x = 62,340,529.24
  5. Step 5: Solve for x
    x = 62,340,529.24/10,523.68
  6. Step 6: Final answer
    x = 5,923.83

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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.