Home / 9,517.38-13,136.45-6,336.02

Finding the Fourth Proportional to 9,517.38, 13,136.45 and 6,336.02

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Solution

The fourth proportional to 9,517.38, 13,136.45 and 6,336.02 is: 8,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517.38 : 13,136.45 = 6,336.02 : x
  2. Step 2: Convert to fraction form
    9,517.38/13,136.45 = 6,336.02/x
  3. Step 3: Cross multiply
    9,517.38x = 13,136.45 × 6,336.02
  4. Step 4: Simplify right side
    9,517.38x = 83,232,712.57
  5. Step 5: Solve for x
    x = 83,232,712.57/9,517.38
  6. Step 6: Final answer
    x = 8,745.34

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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.