Home / 8,387.73-11,575.18-4,611.25

Finding the Fourth Proportional to 8,387.73, 11,575.18 and 4,611.25

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Solution

The fourth proportional to 8,387.73, 11,575.18 and 4,611.25 is: 6,363.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.73 : 11,575.18 = 4,611.25 : x
  2. Step 2: Convert to fraction form
    8,387.73/11,575.18 = 4,611.25/x
  3. Step 3: Cross multiply
    8,387.73x = 11,575.18 × 4,611.25
  4. Step 4: Simplify right side
    8,387.73x = 53,376,048.78
  5. Step 5: Solve for x
    x = 53,376,048.78/8,387.73
  6. Step 6: Final answer
    x = 6,363.59

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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.