Home / 3,417.78-5,125.76-1,469.53

Finding the Fourth Proportional to 3,417.78, 5,125.76 and 1,469.53

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Solution

The fourth proportional to 3,417.78, 5,125.76 and 1,469.53 is: 2,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.78 : 5,125.76 = 1,469.53 : x
  2. Step 2: Convert to fraction form
    3,417.78/5,125.76 = 1,469.53/x
  3. Step 3: Cross multiply
    3,417.78x = 5,125.76 × 1,469.53
  4. Step 4: Simplify right side
    3,417.78x = 7,532,458.09
  5. Step 5: Solve for x
    x = 7,532,458.09/3,417.78
  6. Step 6: Final answer
    x = 2,203.90

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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.