Home / 9,179.42-13,770.11-2,937.22

Finding the Fourth Proportional to 9,179.42, 13,770.11 and 2,937.22

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Solution

The fourth proportional to 9,179.42, 13,770.11 and 2,937.22 is: 4,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.42 : 13,770.11 = 2,937.22 : x
  2. Step 2: Convert to fraction form
    9,179.42/13,770.11 = 2,937.22/x
  3. Step 3: Cross multiply
    9,179.42x = 13,770.11 × 2,937.22
  4. Step 4: Simplify right side
    9,179.42x = 40,445,815.41
  5. Step 5: Solve for x
    x = 40,445,815.41/9,179.42
  6. Step 6: Final answer
    x = 4,406.14

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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.