Home / 8,276.26-12,415.92-2,729.83

Finding the Fourth Proportional to 8,276.26, 12,415.92 and 2,729.83

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Solution

The fourth proportional to 8,276.26, 12,415.92 and 2,729.83 is: 4,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.26 : 12,415.92 = 2,729.83 : x
  2. Step 2: Convert to fraction form
    8,276.26/12,415.92 = 2,729.83/x
  3. Step 3: Cross multiply
    8,276.26x = 12,415.92 × 2,729.83
  4. Step 4: Simplify right side
    8,276.26x = 33,893,350.89
  5. Step 5: Solve for x
    x = 33,893,350.89/8,276.26
  6. Step 6: Final answer
    x = 4,095.25

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1.5x scale

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.