Home / 11,684.17-16,123.47-6,377.92

Finding the Fourth Proportional to 11,684.17, 16,123.47 and 6,377.92

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Solution

The fourth proportional to 11,684.17, 16,123.47 and 6,377.92 is: 8,801.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,684.17 : 16,123.47 = 6,377.92 : x
  2. Step 2: Convert to fraction form
    11,684.17/16,123.47 = 6,377.92/x
  3. Step 3: Cross multiply
    11,684.17x = 16,123.47 × 6,377.92
  4. Step 4: Simplify right side
    11,684.17x = 102,834,201.78
  5. Step 5: Solve for x
    x = 102,834,201.78/11,684.17
  6. Step 6: Final answer
    x = 8,801.16

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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.