Home / 10,332.20-15,485.22-5,065.97

Finding the Fourth Proportional to 10,332.20, 15,485.22 and 5,065.97

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Solution

The fourth proportional to 10,332.20, 15,485.22 and 5,065.97 is: 7,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.20 : 15,485.22 = 5,065.97 : x
  2. Step 2: Convert to fraction form
    10,332.20/15,485.22 = 5,065.97/x
  3. Step 3: Cross multiply
    10,332.20x = 15,485.22 × 5,065.97
  4. Step 4: Simplify right side
    10,332.20x = 78,447,582.54
  5. Step 5: Solve for x
    x = 78,447,582.54/10,332.20
  6. Step 6: Final answer
    x = 7,592.53

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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.