Home / 5,643.72-8,480.90-3,013.04

Finding the Fourth Proportional to 5,643.72, 8,480.90 and 3,013.04

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Solution

The fourth proportional to 5,643.72, 8,480.90 and 3,013.04 is: 4,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.72 : 8,480.90 = 3,013.04 : x
  2. Step 2: Convert to fraction form
    5,643.72/8,480.90 = 3,013.04/x
  3. Step 3: Cross multiply
    5,643.72x = 8,480.90 × 3,013.04
  4. Step 4: Simplify right side
    5,643.72x = 25,553,290.94
  5. Step 5: Solve for x
    x = 25,553,290.94/5,643.72
  6. Step 6: Final answer
    x = 4,527.74

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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.