Home / 5,542.34-7,647.75-3,152.61

Finding the Fourth Proportional to 5,542.34, 7,647.75 and 3,152.61

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Solution

The fourth proportional to 5,542.34, 7,647.75 and 3,152.61 is: 4,350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.34 : 7,647.75 = 3,152.61 : x
  2. Step 2: Convert to fraction form
    5,542.34/7,647.75 = 3,152.61/x
  3. Step 3: Cross multiply
    5,542.34x = 7,647.75 × 3,152.61
  4. Step 4: Simplify right side
    5,542.34x = 24,110,389.90
  5. Step 5: Solve for x
    x = 24,110,389.90/5,542.34
  6. Step 6: Final answer
    x = 4,350.22

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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.