Home / 7,272.11-10,908.17-2,077.98

Finding the Fourth Proportional to 7,272.11, 10,908.17 and 2,077.98

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Solution

The fourth proportional to 7,272.11, 10,908.17 and 2,077.98 is: 3,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.11 : 10,908.17 = 2,077.98 : x
  2. Step 2: Convert to fraction form
    7,272.11/10,908.17 = 2,077.98/x
  3. Step 3: Cross multiply
    7,272.11x = 10,908.17 × 2,077.98
  4. Step 4: Simplify right side
    7,272.11x = 22,666,989.61
  5. Step 5: Solve for x
    x = 22,666,989.61/7,272.11
  6. Step 6: Final answer
    x = 3,116.98

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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.