Home / 8,787.74-13,181.60-3,593.61

Finding the Fourth Proportional to 8,787.74, 13,181.60 and 3,593.61

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Solution

The fourth proportional to 8,787.74, 13,181.60 and 3,593.61 is: 5,390.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,787.74 : 13,181.60 = 3,593.61 : x
  2. Step 2: Convert to fraction form
    8,787.74/13,181.60 = 3,593.61/x
  3. Step 3: Cross multiply
    8,787.74x = 13,181.60 × 3,593.61
  4. Step 4: Simplify right side
    8,787.74x = 47,369,538.56
  5. Step 5: Solve for x
    x = 47,369,538.56/8,787.74
  6. Step 6: Final answer
    x = 5,390.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.