Home / 8,965.59-13,452.99-6,787.70

Finding the Fourth Proportional to 8,965.59, 13,452.99 and 6,787.70

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Solution

The fourth proportional to 8,965.59, 13,452.99 and 6,787.70 is: 10,185.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.59 : 13,452.99 = 6,787.70 : x
  2. Step 2: Convert to fraction form
    8,965.59/13,452.99 = 6,787.70/x
  3. Step 3: Cross multiply
    8,965.59x = 13,452.99 × 6,787.70
  4. Step 4: Simplify right side
    8,965.59x = 91,314,817.95
  5. Step 5: Solve for x
    x = 91,314,817.95/8,965.59
  6. Step 6: Final answer
    x = 10,185.04

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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.