Home / 11,901.60-16,423.92-6,523.92

Finding the Fourth Proportional to 11,901.60, 16,423.92 and 6,523.92

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Solution

The fourth proportional to 11,901.60, 16,423.92 and 6,523.92 is: 9,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.60 : 16,423.92 = 6,523.92 : x
  2. Step 2: Convert to fraction form
    11,901.60/16,423.92 = 6,523.92/x
  3. Step 3: Cross multiply
    11,901.60x = 16,423.92 × 6,523.92
  4. Step 4: Simplify right side
    11,901.60x = 107,148,340.17
  5. Step 5: Solve for x
    x = 107,148,340.17/11,901.60
  6. Step 6: Final answer
    x = 9,002.85

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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.