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Finding the Fourth Proportional to 7,548.71, 11,323.05 and 4,951.04

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Solution

The fourth proportional to 7,548.71, 11,323.05 and 4,951.04 is: 7,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.71 : 11,323.05 = 4,951.04 : x
  2. Step 2: Convert to fraction form
    7,548.71/11,323.05 = 4,951.04/x
  3. Step 3: Cross multiply
    7,548.71x = 11,323.05 × 4,951.04
  4. Step 4: Simplify right side
    7,548.71x = 56,060,816.86
  5. Step 5: Solve for x
    x = 56,060,816.86/7,548.71
  6. Step 6: Final answer
    x = 7,426.55

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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.