Home / 8,374.75-11,557.20-5,232.76

Finding the Fourth Proportional to 8,374.75, 11,557.20 and 5,232.76

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Solution

The fourth proportional to 8,374.75, 11,557.20 and 5,232.76 is: 7,221.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.75 : 11,557.20 = 5,232.76 : x
  2. Step 2: Convert to fraction form
    8,374.75/11,557.20 = 5,232.76/x
  3. Step 3: Cross multiply
    8,374.75x = 11,557.20 × 5,232.76
  4. Step 4: Simplify right side
    8,374.75x = 60,476,053.87
  5. Step 5: Solve for x
    x = 60,476,053.87/8,374.75
  6. Step 6: Final answer
    x = 7,221.24

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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.