Home / 7,391.54-11,087.30-2,197.42

Finding the Fourth Proportional to 7,391.54, 11,087.30 and 2,197.42

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Solution

The fourth proportional to 7,391.54, 11,087.30 and 2,197.42 is: 3,296.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.54 : 11,087.30 = 2,197.42 : x
  2. Step 2: Convert to fraction form
    7,391.54/11,087.30 = 2,197.42/x
  3. Step 3: Cross multiply
    7,391.54x = 11,087.30 × 2,197.42
  4. Step 4: Simplify right side
    7,391.54x = 24,363,432.54
  5. Step 5: Solve for x
    x = 24,363,432.54/7,391.54
  6. Step 6: Final answer
    x = 3,296.12

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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.