Home / 8,891.12-13,338.55-3,048.18

Finding the Fourth Proportional to 8,891.12, 13,338.55 and 3,048.18

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Solution

The fourth proportional to 8,891.12, 13,338.55 and 3,048.18 is: 4,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.12 : 13,338.55 = 3,048.18 : x
  2. Step 2: Convert to fraction form
    8,891.12/13,338.55 = 3,048.18/x
  3. Step 3: Cross multiply
    8,891.12x = 13,338.55 × 3,048.18
  4. Step 4: Simplify right side
    8,891.12x = 40,658,286.10
  5. Step 5: Solve for x
    x = 40,658,286.10/8,891.12
  6. Step 6: Final answer
    x = 4,572.91

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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.