Home / 1,469.52-2,217.42-1,409.58

Finding the Fourth Proportional to 1,469.52, 2,217.42 and 1,409.58

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Solution

The fourth proportional to 1,469.52, 2,217.42 and 1,409.58 is: 2,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.52 : 2,217.42 = 1,409.58 : x
  2. Step 2: Convert to fraction form
    1,469.52/2,217.42 = 1,409.58/x
  3. Step 3: Cross multiply
    1,469.52x = 2,217.42 × 1,409.58
  4. Step 4: Simplify right side
    1,469.52x = 3,125,630.88
  5. Step 5: Solve for x
    x = 3,125,630.88/1,469.52
  6. Step 6: Final answer
    x = 2,126.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.