Home / 2,730.26-4,095.80-881.03

Finding the Fourth Proportional to 2,730.26, 4,095.80 and 881.03

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Solution

The fourth proportional to 2,730.26, 4,095.80 and 881.03 is: 1,321.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.26 : 4,095.80 = 881.03 : x
  2. Step 2: Convert to fraction form
    2,730.26/4,095.80 = 881.03/x
  3. Step 3: Cross multiply
    2,730.26x = 4,095.80 × 881.03
  4. Step 4: Simplify right side
    2,730.26x = 3,608,531.81
  5. Step 5: Solve for x
    x = 3,608,531.81/2,730.26
  6. Step 6: Final answer
    x = 1,321.68

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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.