Home / 8,543.49-12,814.61-4,104.33

Finding the Fourth Proportional to 8,543.49, 12,814.61 and 4,104.33

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Solution

The fourth proportional to 8,543.49, 12,814.61 and 4,104.33 is: 6,156.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543.49 : 12,814.61 = 4,104.33 : x
  2. Step 2: Convert to fraction form
    8,543.49/12,814.61 = 4,104.33/x
  3. Step 3: Cross multiply
    8,543.49x = 12,814.61 × 4,104.33
  4. Step 4: Simplify right side
    8,543.49x = 52,595,367.74
  5. Step 5: Solve for x
    x = 52,595,367.74/8,543.49
  6. Step 6: Final answer
    x = 6,156.19

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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.