Home / 5,472.04-8,200.32-3,127.24

Finding the Fourth Proportional to 5,472.04, 8,200.32 and 3,127.24

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Solution

The fourth proportional to 5,472.04, 8,200.32 and 3,127.24 is: 4,686.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.04 : 8,200.32 = 3,127.24 : x
  2. Step 2: Convert to fraction form
    5,472.04/8,200.32 = 3,127.24/x
  3. Step 3: Cross multiply
    5,472.04x = 8,200.32 × 3,127.24
  4. Step 4: Simplify right side
    5,472.04x = 25,644,368.72
  5. Step 5: Solve for x
    x = 25,644,368.72/5,472.04
  6. Step 6: Final answer
    x = 4,686.44

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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.