Home / 7,443.17-11,156.96-2,511.11

Finding the Fourth Proportional to 7,443.17, 11,156.96 and 2,511.11

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Solution

The fourth proportional to 7,443.17, 11,156.96 and 2,511.11 is: 3,764.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.17 : 11,156.96 = 2,511.11 : x
  2. Step 2: Convert to fraction form
    7,443.17/11,156.96 = 2,511.11/x
  3. Step 3: Cross multiply
    7,443.17x = 11,156.96 × 2,511.11
  4. Step 4: Simplify right side
    7,443.17x = 28,016,353.83
  5. Step 5: Solve for x
    x = 28,016,353.83/7,443.17
  6. Step 6: Final answer
    x = 3,764.04

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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.