Home / 5,601.10-7,729.07-3,243.39

Finding the Fourth Proportional to 5,601.10, 7,729.07 and 3,243.39

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Solution

The fourth proportional to 5,601.10, 7,729.07 and 3,243.39 is: 4,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.10 : 7,729.07 = 3,243.39 : x
  2. Step 2: Convert to fraction form
    5,601.10/7,729.07 = 3,243.39/x
  3. Step 3: Cross multiply
    5,601.10x = 7,729.07 × 3,243.39
  4. Step 4: Simplify right side
    5,601.10x = 25,068,372.13
  5. Step 5: Solve for x
    x = 25,068,372.13/5,601.10
  6. Step 6: Final answer
    x = 4,475.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.