Home / 5,469.90-8,195.13-2,543.10

Finding the Fourth Proportional to 5,469.90, 8,195.13 and 2,543.10

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Solution

The fourth proportional to 5,469.90, 8,195.13 and 2,543.10 is: 3,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.90 : 8,195.13 = 2,543.10 : x
  2. Step 2: Convert to fraction form
    5,469.90/8,195.13 = 2,543.10/x
  3. Step 3: Cross multiply
    5,469.90x = 8,195.13 × 2,543.10
  4. Step 4: Simplify right side
    5,469.90x = 20,841,035.10
  5. Step 5: Solve for x
    x = 20,841,035.10/5,469.90
  6. Step 6: Final answer
    x = 3,810.13

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1.5x scale

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.