Home / 4,117.82-5,676.63-2,543.18

Finding the Fourth Proportional to 4,117.82, 5,676.63 and 2,543.18

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Solution

The fourth proportional to 4,117.82, 5,676.63 and 2,543.18 is: 3,505.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.82 : 5,676.63 = 2,543.18 : x
  2. Step 2: Convert to fraction form
    4,117.82/5,676.63 = 2,543.18/x
  3. Step 3: Cross multiply
    4,117.82x = 5,676.63 × 2,543.18
  4. Step 4: Simplify right side
    4,117.82x = 14,436,691.88
  5. Step 5: Solve for x
    x = 14,436,691.88/4,117.82
  6. Step 6: Final answer
    x = 3,505.91

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1.5x scale

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.