Home / 3,680.94-5,521.40-3,029.04

Finding the Fourth Proportional to 3,680.94, 5,521.40 and 3,029.04

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Solution

The fourth proportional to 3,680.94, 5,521.40 and 3,029.04 is: 4,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.94 : 5,521.40 = 3,029.04 : x
  2. Step 2: Convert to fraction form
    3,680.94/5,521.40 = 3,029.04/x
  3. Step 3: Cross multiply
    3,680.94x = 5,521.40 × 3,029.04
  4. Step 4: Simplify right side
    3,680.94x = 16,724,549.03
  5. Step 5: Solve for x
    x = 16,724,549.03/3,680.94
  6. Step 6: Final answer
    x = 4,543.55

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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.