Home / 4,589.46-6,864.75-3,112.02

Finding the Fourth Proportional to 4,589.46, 6,864.75 and 3,112.02

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Solution

The fourth proportional to 4,589.46, 6,864.75 and 3,112.02 is: 4,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,589.46 : 6,864.75 = 3,112.02 : x
  2. Step 2: Convert to fraction form
    4,589.46/6,864.75 = 3,112.02/x
  3. Step 3: Cross multiply
    4,589.46x = 6,864.75 × 3,112.02
  4. Step 4: Simplify right side
    4,589.46x = 21,363,239.30
  5. Step 5: Solve for x
    x = 21,363,239.30/4,589.46
  6. Step 6: Final answer
    x = 4,654.85

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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.