Home / 10,245.38-14,138.95-5,996.87

Finding the Fourth Proportional to 10,245.38, 14,138.95 and 5,996.87

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Solution

The fourth proportional to 10,245.38, 14,138.95 and 5,996.87 is: 8,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.38 : 14,138.95 = 5,996.87 : x
  2. Step 2: Convert to fraction form
    10,245.38/14,138.95 = 5,996.87/x
  3. Step 3: Cross multiply
    10,245.38x = 14,138.95 × 5,996.87
  4. Step 4: Simplify right side
    10,245.38x = 84,789,374.39
  5. Step 5: Solve for x
    x = 84,789,374.39/10,245.38
  6. Step 6: Final answer
    x = 8,275.86

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Half scale
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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.