Home / 4,291.50-6,436.41-1,517.86

Finding the Fourth Proportional to 4,291.50, 6,436.41 and 1,517.86

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Solution

The fourth proportional to 4,291.50, 6,436.41 and 1,517.86 is: 2,276.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.50 : 6,436.41 = 1,517.86 : x
  2. Step 2: Convert to fraction form
    4,291.50/6,436.41 = 1,517.86/x
  3. Step 3: Cross multiply
    4,291.50x = 6,436.41 × 1,517.86
  4. Step 4: Simplify right side
    4,291.50x = 9,769,543.97
  5. Step 5: Solve for x
    x = 9,769,543.97/4,291.50
  6. Step 6: Final answer
    x = 2,276.49

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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.