Home / 7,644.52-11,459.49-2,447.02

Finding the Fourth Proportional to 7,644.52, 11,459.49 and 2,447.02

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Solution

The fourth proportional to 7,644.52, 11,459.49 and 2,447.02 is: 3,668.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.52 : 11,459.49 = 2,447.02 : x
  2. Step 2: Convert to fraction form
    7,644.52/11,459.49 = 2,447.02/x
  3. Step 3: Cross multiply
    7,644.52x = 11,459.49 × 2,447.02
  4. Step 4: Simplify right side
    7,644.52x = 28,041,601.22
  5. Step 5: Solve for x
    x = 28,041,601.22/7,644.52
  6. Step 6: Final answer
    x = 3,668.20

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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.