Home / 3,862.31-5,330.02-2,093.90

Finding the Fourth Proportional to 3,862.31, 5,330.02 and 2,093.90

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Solution

The fourth proportional to 3,862.31, 5,330.02 and 2,093.90 is: 2,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.31 : 5,330.02 = 2,093.90 : x
  2. Step 2: Convert to fraction form
    3,862.31/5,330.02 = 2,093.90/x
  3. Step 3: Cross multiply
    3,862.31x = 5,330.02 × 2,093.90
  4. Step 4: Simplify right side
    3,862.31x = 11,160,536.97
  5. Step 5: Solve for x
    x = 11,160,536.97/3,862.31
  6. Step 6: Final answer
    x = 2,889.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.