Home / 3,900.60-5,851.08-2,254.14

Finding the Fourth Proportional to 3,900.60, 5,851.08 and 2,254.14

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Solution

The fourth proportional to 3,900.60, 5,851.08 and 2,254.14 is: 3,381.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.60 : 5,851.08 = 2,254.14 : x
  2. Step 2: Convert to fraction form
    3,900.60/5,851.08 = 2,254.14/x
  3. Step 3: Cross multiply
    3,900.60x = 5,851.08 × 2,254.14
  4. Step 4: Simplify right side
    3,900.60x = 13,189,153.47
  5. Step 5: Solve for x
    x = 13,189,153.47/3,900.60
  6. Step 6: Final answer
    x = 3,381.31

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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.