Home / 8,741.60-13,115.10-3,193.46

Finding the Fourth Proportional to 8,741.60, 13,115.10 and 3,193.46

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Solution

The fourth proportional to 8,741.60, 13,115.10 and 3,193.46 is: 4,791.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.60 : 13,115.10 = 3,193.46 : x
  2. Step 2: Convert to fraction form
    8,741.60/13,115.10 = 3,193.46/x
  3. Step 3: Cross multiply
    8,741.60x = 13,115.10 × 3,193.46
  4. Step 4: Simplify right side
    8,741.60x = 41,882,547.25
  5. Step 5: Solve for x
    x = 41,882,547.25/8,741.60
  6. Step 6: Final answer
    x = 4,791.18

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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.