Home / 5,151.04-7,725.00-1,452.28

Finding the Fourth Proportional to 5,151.04, 7,725.00 and 1,452.28

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Solution

The fourth proportional to 5,151.04, 7,725.00 and 1,452.28 is: 2,177.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.04 : 7,725.00 = 1,452.28 : x
  2. Step 2: Convert to fraction form
    5,151.04/7,725.00 = 1,452.28/x
  3. Step 3: Cross multiply
    5,151.04x = 7,725.00 × 1,452.28
  4. Step 4: Simplify right side
    5,151.04x = 11,218,851.36
  5. Step 5: Solve for x
    x = 11,218,851.36/5,151.04
  6. Step 6: Final answer
    x = 2,177.98

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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.