Home / 5,170.28-7,752.49-3,528.82

Finding the Fourth Proportional to 5,170.28, 7,752.49 and 3,528.82

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Solution

The fourth proportional to 5,170.28, 7,752.49 and 3,528.82 is: 5,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.28 : 7,752.49 = 3,528.82 : x
  2. Step 2: Convert to fraction form
    5,170.28/7,752.49 = 3,528.82/x
  3. Step 3: Cross multiply
    5,170.28x = 7,752.49 × 3,528.82
  4. Step 4: Simplify right side
    5,170.28x = 27,357,113.56
  5. Step 5: Solve for x
    x = 27,357,113.56/5,170.28
  6. Step 6: Final answer
    x = 5,291.22

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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.