Home / 4,000.65-5,520.81-2,232.27

Finding the Fourth Proportional to 4,000.65, 5,520.81 and 2,232.27

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Solution

The fourth proportional to 4,000.65, 5,520.81 and 2,232.27 is: 3,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.65 : 5,520.81 = 2,232.27 : x
  2. Step 2: Convert to fraction form
    4,000.65/5,520.81 = 2,232.27/x
  3. Step 3: Cross multiply
    4,000.65x = 5,520.81 × 2,232.27
  4. Step 4: Simplify right side
    4,000.65x = 12,323,938.54
  5. Step 5: Solve for x
    x = 12,323,938.54/4,000.65
  6. Step 6: Final answer
    x = 3,080.48

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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.