Home / 7,631.52-11,446.32-2,699.76

Finding the Fourth Proportional to 7,631.52, 11,446.32 and 2,699.76

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Solution

The fourth proportional to 7,631.52, 11,446.32 and 2,699.76 is: 4,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.52 : 11,446.32 = 2,699.76 : x
  2. Step 2: Convert to fraction form
    7,631.52/11,446.32 = 2,699.76/x
  3. Step 3: Cross multiply
    7,631.52x = 11,446.32 × 2,699.76
  4. Step 4: Simplify right side
    7,631.52x = 30,902,316.88
  5. Step 5: Solve for x
    x = 30,902,316.88/7,631.52
  6. Step 6: Final answer
    x = 4,049.30

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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.