Home / 9,342.20-14,013.30-9,277.40

Finding the Fourth Proportional to 9,342.20, 14,013.30 and 9,277.40

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Solution

The fourth proportional to 9,342.20, 14,013.30 and 9,277.40 is: 13,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342.20 : 14,013.30 = 9,277.40 : x
  2. Step 2: Convert to fraction form
    9,342.20/14,013.30 = 9,277.40/x
  3. Step 3: Cross multiply
    9,342.20x = 14,013.30 × 9,277.40
  4. Step 4: Simplify right side
    9,342.20x = 130,006,989.42
  5. Step 5: Solve for x
    x = 130,006,989.42/9,342.20
  6. Step 6: Final answer
    x = 13,916.10

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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.