Home / 11,042.92-15,238.78-6,263.19

Finding the Fourth Proportional to 11,042.92, 15,238.78 and 6,263.19

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Solution

The fourth proportional to 11,042.92, 15,238.78 and 6,263.19 is: 8,642.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.92 : 15,238.78 = 6,263.19 : x
  2. Step 2: Convert to fraction form
    11,042.92/15,238.78 = 6,263.19/x
  3. Step 3: Cross multiply
    11,042.92x = 15,238.78 × 6,263.19
  4. Step 4: Simplify right side
    11,042.92x = 95,443,358.85
  5. Step 5: Solve for x
    x = 95,443,358.85/11,042.92
  6. Step 6: Final answer
    x = 8,642.94

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Half scale
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Double 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.