Home / 7,630.79-11,446.05-2,084.11

Finding the Fourth Proportional to 7,630.79, 11,446.05 and 2,084.11

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Solution

The fourth proportional to 7,630.79, 11,446.05 and 2,084.11 is: 3,126.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.79 : 11,446.05 = 2,084.11 : x
  2. Step 2: Convert to fraction form
    7,630.79/11,446.05 = 2,084.11/x
  3. Step 3: Cross multiply
    7,630.79x = 11,446.05 × 2,084.11
  4. Step 4: Simplify right side
    7,630.79x = 23,854,827.27
  5. Step 5: Solve for x
    x = 23,854,827.27/7,630.79
  6. Step 6: Final answer
    x = 3,126.13

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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.