Home / 10,838.97-16,248.60-4,171.21

Finding the Fourth Proportional to 10,838.97, 16,248.60 and 4,171.21

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Solution

The fourth proportional to 10,838.97, 16,248.60 and 4,171.21 is: 6,253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.97 : 16,248.60 = 4,171.21 : x
  2. Step 2: Convert to fraction form
    10,838.97/16,248.60 = 4,171.21/x
  3. Step 3: Cross multiply
    10,838.97x = 16,248.60 × 4,171.21
  4. Step 4: Simplify right side
    10,838.97x = 67,776,301.95
  5. Step 5: Solve for x
    x = 67,776,301.95/10,838.97
  6. Step 6: Final answer
    x = 6,253.02

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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.