Home / 3,897.06-5,844.66-1,432.08

Finding the Fourth Proportional to 3,897.06, 5,844.66 and 1,432.08

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Solution

The fourth proportional to 3,897.06, 5,844.66 and 1,432.08 is: 2,147.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897.06 : 5,844.66 = 1,432.08 : x
  2. Step 2: Convert to fraction form
    3,897.06/5,844.66 = 1,432.08/x
  3. Step 3: Cross multiply
    3,897.06x = 5,844.66 × 1,432.08
  4. Step 4: Simplify right side
    3,897.06x = 8,370,020.69
  5. Step 5: Solve for x
    x = 8,370,020.69/3,897.06
  6. Step 6: Final answer
    x = 2,147.78

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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.