Home / 5,462.02-8,191.61-1,565.52

Finding the Fourth Proportional to 5,462.02, 8,191.61 and 1,565.52

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Solution

The fourth proportional to 5,462.02, 8,191.61 and 1,565.52 is: 2,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.02 : 8,191.61 = 1,565.52 : x
  2. Step 2: Convert to fraction form
    5,462.02/8,191.61 = 1,565.52/x
  3. Step 3: Cross multiply
    5,462.02x = 8,191.61 × 1,565.52
  4. Step 4: Simplify right side
    5,462.02x = 12,824,129.29
  5. Step 5: Solve for x
    x = 12,824,129.29/5,462.02
  6. Step 6: Final answer
    x = 2,347.87

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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.