Home / 3,619.13-5,432.04-2,235.18

Finding the Fourth Proportional to 3,619.13, 5,432.04 and 2,235.18

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Solution

The fourth proportional to 3,619.13, 5,432.04 and 2,235.18 is: 3,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.13 : 5,432.04 = 2,235.18 : x
  2. Step 2: Convert to fraction form
    3,619.13/5,432.04 = 2,235.18/x
  3. Step 3: Cross multiply
    3,619.13x = 5,432.04 × 2,235.18
  4. Step 4: Simplify right side
    3,619.13x = 12,141,560.01
  5. Step 5: Solve for x
    x = 12,141,560.01/3,619.13
  6. Step 6: Final answer
    x = 3,354.83

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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.