Home / 5,448.28-7,514.50-3,772.49

Finding the Fourth Proportional to 5,448.28, 7,514.50 and 3,772.49

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Solution

The fourth proportional to 5,448.28, 7,514.50 and 3,772.49 is: 5,203.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.28 : 7,514.50 = 3,772.49 : x
  2. Step 2: Convert to fraction form
    5,448.28/7,514.50 = 3,772.49/x
  3. Step 3: Cross multiply
    5,448.28x = 7,514.50 × 3,772.49
  4. Step 4: Simplify right side
    5,448.28x = 28,348,376.11
  5. Step 5: Solve for x
    x = 28,348,376.11/5,448.28
  6. Step 6: Final answer
    x = 5,203.18

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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.