Home / 6,691.38-10,038.30-2,248.60

Finding the Fourth Proportional to 6,691.38, 10,038.30 and 2,248.60

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Solution

The fourth proportional to 6,691.38, 10,038.30 and 2,248.60 is: 3,373.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.38 : 10,038.30 = 2,248.60 : x
  2. Step 2: Convert to fraction form
    6,691.38/10,038.30 = 2,248.60/x
  3. Step 3: Cross multiply
    6,691.38x = 10,038.30 × 2,248.60
  4. Step 4: Simplify right side
    6,691.38x = 22,572,121.38
  5. Step 5: Solve for x
    x = 22,572,121.38/6,691.38
  6. Step 6: Final answer
    x = 3,373.31

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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.