Home / 5,711.61-7,884.59-3,353.91

Finding the Fourth Proportional to 5,711.61, 7,884.59 and 3,353.91

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Solution

The fourth proportional to 5,711.61, 7,884.59 and 3,353.91 is: 4,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.61 : 7,884.59 = 3,353.91 : x
  2. Step 2: Convert to fraction form
    5,711.61/7,884.59 = 3,353.91/x
  3. Step 3: Cross multiply
    5,711.61x = 7,884.59 × 3,353.91
  4. Step 4: Simplify right side
    5,711.61x = 26,444,177.78
  5. Step 5: Solve for x
    x = 26,444,177.78/5,711.61
  6. Step 6: Final answer
    x = 4,629.90

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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.