Home / 4,512.13-6,768.87-1,589.92

Finding the Fourth Proportional to 4,512.13, 6,768.87 and 1,589.92

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Solution

The fourth proportional to 4,512.13, 6,768.87 and 1,589.92 is: 2,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.13 : 6,768.87 = 1,589.92 : x
  2. Step 2: Convert to fraction form
    4,512.13/6,768.87 = 1,589.92/x
  3. Step 3: Cross multiply
    4,512.13x = 6,768.87 × 1,589.92
  4. Step 4: Simplify right side
    4,512.13x = 10,761,961.79
  5. Step 5: Solve for x
    x = 10,761,961.79/4,512.13
  6. Step 6: Final answer
    x = 2,385.12

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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.