Home / 4,000.80-5,520.98-2,232.71

Finding the Fourth Proportional to 4,000.80, 5,520.98 and 2,232.71

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Solution

The fourth proportional to 4,000.80, 5,520.98 and 2,232.71 is: 3,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.80 : 5,520.98 = 2,232.71 : x
  2. Step 2: Convert to fraction form
    4,000.80/5,520.98 = 2,232.71/x
  3. Step 3: Cross multiply
    4,000.80x = 5,520.98 × 2,232.71
  4. Step 4: Simplify right side
    4,000.80x = 12,326,719.65
  5. Step 5: Solve for x
    x = 12,326,719.65/4,000.80
  6. Step 6: Final answer
    x = 3,081.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.