Home / 6,469.85-9,701.53-3,545.75

Finding the Fourth Proportional to 6,469.85, 9,701.53 and 3,545.75

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Solution

The fourth proportional to 6,469.85, 9,701.53 and 3,545.75 is: 5,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469.85 : 9,701.53 = 3,545.75 : x
  2. Step 2: Convert to fraction form
    6,469.85/9,701.53 = 3,545.75/x
  3. Step 3: Cross multiply
    6,469.85x = 9,701.53 × 3,545.75
  4. Step 4: Simplify right side
    6,469.85x = 34,399,200.00
  5. Step 5: Solve for x
    x = 34,399,200.00/6,469.85
  6. Step 6: Final answer
    x = 5,316.85

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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.