Home / 9,141.24-13,717.32-8,397.66

Finding the Fourth Proportional to 9,141.24, 13,717.32 and 8,397.66

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Solution

The fourth proportional to 9,141.24, 13,717.32 and 8,397.66 is: 12,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.24 : 13,717.32 = 8,397.66 : x
  2. Step 2: Convert to fraction form
    9,141.24/13,717.32 = 8,397.66/x
  3. Step 3: Cross multiply
    9,141.24x = 13,717.32 × 8,397.66
  4. Step 4: Simplify right side
    9,141.24x = 115,193,389.47
  5. Step 5: Solve for x
    x = 115,193,389.47/9,141.24
  6. Step 6: Final answer
    x = 12,601.51

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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.