Home / 10,472.24-15,707.28-6,564.80

Finding the Fourth Proportional to 10,472.24, 15,707.28 and 6,564.80

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Solution

The fourth proportional to 10,472.24, 15,707.28 and 6,564.80 is: 9,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,472.24 : 15,707.28 = 6,564.80 : x
  2. Step 2: Convert to fraction form
    10,472.24/15,707.28 = 6,564.80/x
  3. Step 3: Cross multiply
    10,472.24x = 15,707.28 × 6,564.80
  4. Step 4: Simplify right side
    10,472.24x = 103,115,151.74
  5. Step 5: Solve for x
    x = 103,115,151.74/10,472.24
  6. Step 6: Final answer
    x = 9,846.52

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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.