Home / 6,469.52-8,928-3,675.04

Finding the Fourth Proportional to 6,469.52, 8,928 and 3,675.04

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Solution

The fourth proportional to 6,469.52, 8,928 and 3,675.04 is: 5,071.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469.52 : 8,928 = 3,675.04 : x
  2. Step 2: Convert to fraction form
    6,469.52/8,928 = 3,675.04/x
  3. Step 3: Cross multiply
    6,469.52x = 8,928 × 3,675.04
  4. Step 4: Simplify right side
    6,469.52x = 32,810,757.12
  5. Step 5: Solve for x
    x = 32,810,757.12/6,469.52
  6. Step 6: Final answer
    x = 5,071.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.