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Finding the Fourth Proportional to 7,271.88, 10,893.90 and 5,962.76

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Solution

The fourth proportional to 7,271.88, 10,893.90 and 5,962.76 is: 8,932.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.88 : 10,893.90 = 5,962.76 : x
  2. Step 2: Convert to fraction form
    7,271.88/10,893.90 = 5,962.76/x
  3. Step 3: Cross multiply
    7,271.88x = 10,893.90 × 5,962.76
  4. Step 4: Simplify right side
    7,271.88x = 64,957,711.16
  5. Step 5: Solve for x
    x = 64,957,711.16/7,271.88
  6. Step 6: Final answer
    x = 8,932.73

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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.