Home / 9,114.33-13,671.96-2,540.91

Finding the Fourth Proportional to 9,114.33, 13,671.96 and 2,540.91

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Solution

The fourth proportional to 9,114.33, 13,671.96 and 2,540.91 is: 3,811.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.33 : 13,671.96 = 2,540.91 : x
  2. Step 2: Convert to fraction form
    9,114.33/13,671.96 = 2,540.91/x
  3. Step 3: Cross multiply
    9,114.33x = 13,671.96 × 2,540.91
  4. Step 4: Simplify right side
    9,114.33x = 34,739,219.88
  5. Step 5: Solve for x
    x = 34,739,219.88/9,114.33
  6. Step 6: Final answer
    x = 3,811.49

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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.