Home / 9,512.10-14,268.15-9,123.30

Finding the Fourth Proportional to 9,512.10, 14,268.15 and 9,123.30

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Solution

The fourth proportional to 9,512.10, 14,268.15 and 9,123.30 is: 13,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.10 : 14,268.15 = 9,123.30 : x
  2. Step 2: Convert to fraction form
    9,512.10/14,268.15 = 9,123.30/x
  3. Step 3: Cross multiply
    9,512.10x = 14,268.15 × 9,123.30
  4. Step 4: Simplify right side
    9,512.10x = 130,172,612.90
  5. Step 5: Solve for x
    x = 130,172,612.90/9,512.10
  6. Step 6: Final answer
    x = 13,684.95

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Double scale
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Similar ratio
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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.