Home / 4,291.52-6,436-1,517.68

Finding the Fourth Proportional to 4,291.52, 6,436 and 1,517.68

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Solution

The fourth proportional to 4,291.52, 6,436 and 1,517.68 is: 2,276.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.52 : 6,436 = 1,517.68 : x
  2. Step 2: Convert to fraction form
    4,291.52/6,436 = 1,517.68/x
  3. Step 3: Cross multiply
    4,291.52x = 6,436 × 1,517.68
  4. Step 4: Simplify right side
    4,291.52x = 9,767,788.48
  5. Step 5: Solve for x
    x = 9,767,788.48/4,291.52
  6. Step 6: Final answer
    x = 2,276.07

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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.