Home / 9,118.38-13,676.04-2,543.04

Finding the Fourth Proportional to 9,118.38, 13,676.04 and 2,543.04

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Solution

The fourth proportional to 9,118.38, 13,676.04 and 2,543.04 is: 3,814.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,118.38 : 13,676.04 = 2,543.04 : x
  2. Step 2: Convert to fraction form
    9,118.38/13,676.04 = 2,543.04/x
  3. Step 3: Cross multiply
    9,118.38x = 13,676.04 × 2,543.04
  4. Step 4: Simplify right side
    9,118.38x = 34,778,716.76
  5. Step 5: Solve for x
    x = 34,778,716.76/9,118.38
  6. Step 6: Final answer
    x = 3,814.13

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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.