Home / 5,567.28-7,693.08-3,992.88

Finding the Fourth Proportional to 5,567.28, 7,693.08 and 3,992.88

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Solution

The fourth proportional to 5,567.28, 7,693.08 and 3,992.88 is: 5,517.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.28 : 7,693.08 = 3,992.88 : x
  2. Step 2: Convert to fraction form
    5,567.28/7,693.08 = 3,992.88/x
  3. Step 3: Cross multiply
    5,567.28x = 7,693.08 × 3,992.88
  4. Step 4: Simplify right side
    5,567.28x = 30,717,545.27
  5. Step 5: Solve for x
    x = 30,717,545.27/5,567.28
  6. Step 6: Final answer
    x = 5,517.51

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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.