Home / 10,348.72-14,280.87-5,632.90

Finding the Fourth Proportional to 10,348.72, 14,280.87 and 5,632.90

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Solution

The fourth proportional to 10,348.72, 14,280.87 and 5,632.90 is: 7,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.72 : 14,280.87 = 5,632.90 : x
  2. Step 2: Convert to fraction form
    10,348.72/14,280.87 = 5,632.90/x
  3. Step 3: Cross multiply
    10,348.72x = 14,280.87 × 5,632.90
  4. Step 4: Simplify right side
    10,348.72x = 80,442,712.62
  5. Step 5: Solve for x
    x = 80,442,712.62/10,348.72
  6. Step 6: Final answer
    x = 7,773.20

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