Home / 5,227.88-7,215.08-3,132

Finding the Fourth Proportional to 5,227.88, 7,215.08 and 3,132

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Solution

The fourth proportional to 5,227.88, 7,215.08 and 3,132 is: 4,322.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.88 : 7,215.08 = 3,132 : x
  2. Step 2: Convert to fraction form
    5,227.88/7,215.08 = 3,132/x
  3. Step 3: Cross multiply
    5,227.88x = 7,215.08 × 3,132
  4. Step 4: Simplify right side
    5,227.88x = 22,597,614.90
  5. Step 5: Solve for x
    x = 22,597,614.90/5,227.88
  6. Step 6: Final answer
    x = 4,322.52

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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.