Home / 8,862.89-13,276.40-4,112.36

Finding the Fourth Proportional to 8,862.89, 13,276.40 and 4,112.36

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Solution

The fourth proportional to 8,862.89, 13,276.40 and 4,112.36 is: 6,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.89 : 13,276.40 = 4,112.36 : x
  2. Step 2: Convert to fraction form
    8,862.89/13,276.40 = 4,112.36/x
  3. Step 3: Cross multiply
    8,862.89x = 13,276.40 × 4,112.36
  4. Step 4: Simplify right side
    8,862.89x = 54,597,336.30
  5. Step 5: Solve for x
    x = 54,597,336.30/8,862.89
  6. Step 6: Final answer
    x = 6,160.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.