Home / 4,193.92-6,292.52-1,272.52

Finding the Fourth Proportional to 4,193.92, 6,292.52 and 1,272.52

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Solution

The fourth proportional to 4,193.92, 6,292.52 and 1,272.52 is: 1,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.92 : 6,292.52 = 1,272.52 : x
  2. Step 2: Convert to fraction form
    4,193.92/6,292.52 = 1,272.52/x
  3. Step 3: Cross multiply
    4,193.92x = 6,292.52 × 1,272.52
  4. Step 4: Simplify right side
    4,193.92x = 8,007,357.55
  5. Step 5: Solve for x
    x = 8,007,357.55/4,193.92
  6. Step 6: Final answer
    x = 1,909.28

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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.