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Finding the Fourth Proportional to 4,597.92, 6,891.48 and 2,127.52

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Solution

The fourth proportional to 4,597.92, 6,891.48 and 2,127.52 is: 3,188.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,597.92 : 6,891.48 = 2,127.52 : x
  2. Step 2: Convert to fraction form
    4,597.92/6,891.48 = 2,127.52/x
  3. Step 3: Cross multiply
    4,597.92x = 6,891.48 × 2,127.52
  4. Step 4: Simplify right side
    4,597.92x = 14,661,750.89
  5. Step 5: Solve for x
    x = 14,661,750.89/4,597.92
  6. Step 6: Final answer
    x = 3,188.78

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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.