Home / 8,772.12-13,162.23-3,841.11

Finding the Fourth Proportional to 8,772.12, 13,162.23 and 3,841.11

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Solution

The fourth proportional to 8,772.12, 13,162.23 and 3,841.11 is: 5,763.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.12 : 13,162.23 = 3,841.11 : x
  2. Step 2: Convert to fraction form
    8,772.12/13,162.23 = 3,841.11/x
  3. Step 3: Cross multiply
    8,772.12x = 13,162.23 × 3,841.11
  4. Step 4: Simplify right side
    8,772.12x = 50,557,573.28
  5. Step 5: Solve for x
    x = 50,557,573.28/8,772.12
  6. Step 6: Final answer
    x = 5,763.44

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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.