Home / 8,591.38-11,856.01-4,814.70

Finding the Fourth Proportional to 8,591.38, 11,856.01 and 4,814.70

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Solution

The fourth proportional to 8,591.38, 11,856.01 and 4,814.70 is: 6,644.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591.38 : 11,856.01 = 4,814.70 : x
  2. Step 2: Convert to fraction form
    8,591.38/11,856.01 = 4,814.70/x
  3. Step 3: Cross multiply
    8,591.38x = 11,856.01 × 4,814.70
  4. Step 4: Simplify right side
    8,591.38x = 57,083,131.35
  5. Step 5: Solve for x
    x = 57,083,131.35/8,591.38
  6. Step 6: Final answer
    x = 6,644.23

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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.