Home / 11,463.12-17,192.46-5,221.38

Finding the Fourth Proportional to 11,463.12, 17,192.46 and 5,221.38

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Solution

The fourth proportional to 11,463.12, 17,192.46 and 5,221.38 is: 7,831.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463.12 : 17,192.46 = 5,221.38 : x
  2. Step 2: Convert to fraction form
    11,463.12/17,192.46 = 5,221.38/x
  3. Step 3: Cross multiply
    11,463.12x = 17,192.46 × 5,221.38
  4. Step 4: Simplify right side
    11,463.12x = 89,768,366.79
  5. Step 5: Solve for x
    x = 89,768,366.79/11,463.12
  6. Step 6: Final answer
    x = 7,831.06

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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.