Home / 3,626.10-5,439.10-1,029.04

Finding the Fourth Proportional to 3,626.10, 5,439.10 and 1,029.04

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Solution

The fourth proportional to 3,626.10, 5,439.10 and 1,029.04 is: 1,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.10 : 5,439.10 = 1,029.04 : x
  2. Step 2: Convert to fraction form
    3,626.10/5,439.10 = 1,029.04/x
  3. Step 3: Cross multiply
    3,626.10x = 5,439.10 × 1,029.04
  4. Step 4: Simplify right side
    3,626.10x = 5,597,051.46
  5. Step 5: Solve for x
    x = 5,597,051.46/3,626.10
  6. Step 6: Final answer
    x = 1,543.55

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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.