Home / 4,081.22-5,632.20-2,487.96

Finding the Fourth Proportional to 4,081.22, 5,632.20 and 2,487.96

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Solution

The fourth proportional to 4,081.22, 5,632.20 and 2,487.96 is: 3,433.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.22 : 5,632.20 = 2,487.96 : x
  2. Step 2: Convert to fraction form
    4,081.22/5,632.20 = 2,487.96/x
  3. Step 3: Cross multiply
    4,081.22x = 5,632.20 × 2,487.96
  4. Step 4: Simplify right side
    4,081.22x = 14,012,688.31
  5. Step 5: Solve for x
    x = 14,012,688.31/4,081.22
  6. Step 6: Final answer
    x = 3,433.46

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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.