Home / 3,531.56-5,292.63-1,862.28

Finding the Fourth Proportional to 3,531.56, 5,292.63 and 1,862.28

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Solution

The fourth proportional to 3,531.56, 5,292.63 and 1,862.28 is: 2,790.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.56 : 5,292.63 = 1,862.28 : x
  2. Step 2: Convert to fraction form
    3,531.56/5,292.63 = 1,862.28/x
  3. Step 3: Cross multiply
    3,531.56x = 5,292.63 × 1,862.28
  4. Step 4: Simplify right side
    3,531.56x = 9,856,359.00
  5. Step 5: Solve for x
    x = 9,856,359.00/3,531.56
  6. Step 6: Final answer
    x = 2,790.94

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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.