Home / 9,114.26-13,671.40-2,540.46

Finding the Fourth Proportional to 9,114.26, 13,671.40 and 2,540.46

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Solution

The fourth proportional to 9,114.26, 13,671.40 and 2,540.46 is: 3,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.26 : 13,671.40 = 2,540.46 : x
  2. Step 2: Convert to fraction form
    9,114.26/13,671.40 = 2,540.46/x
  3. Step 3: Cross multiply
    9,114.26x = 13,671.40 × 2,540.46
  4. Step 4: Simplify right side
    9,114.26x = 34,731,644.84
  5. Step 5: Solve for x
    x = 34,731,644.84/9,114.26
  6. Step 6: Final answer
    x = 3,810.69

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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.