Home / 11,724.13-16,177.12-7,007.41

Finding the Fourth Proportional to 11,724.13, 16,177.12 and 7,007.41

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Solution

The fourth proportional to 11,724.13, 16,177.12 and 7,007.41 is: 9,668.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.13 : 16,177.12 = 7,007.41 : x
  2. Step 2: Convert to fraction form
    11,724.13/16,177.12 = 7,007.41/x
  3. Step 3: Cross multiply
    11,724.13x = 16,177.12 × 7,007.41
  4. Step 4: Simplify right side
    11,724.13x = 113,359,712.46
  5. Step 5: Solve for x
    x = 113,359,712.46/11,724.13
  6. Step 6: Final answer
    x = 9,668.92

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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.