Home / 11,963.38-16,510.24-6,658.18

Finding the Fourth Proportional to 11,963.38, 16,510.24 and 6,658.18

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Solution

The fourth proportional to 11,963.38, 16,510.24 and 6,658.18 is: 9,188.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963.38 : 16,510.24 = 6,658.18 : x
  2. Step 2: Convert to fraction form
    11,963.38/16,510.24 = 6,658.18/x
  3. Step 3: Cross multiply
    11,963.38x = 16,510.24 × 6,658.18
  4. Step 4: Simplify right side
    11,963.38x = 109,928,149.76
  5. Step 5: Solve for x
    x = 109,928,149.76/11,963.38
  6. Step 6: Final answer
    x = 9,188.72

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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.