Home / 3,222.66-4,449.25-2,475.17

Finding the Fourth Proportional to 3,222.66, 4,449.25 and 2,475.17

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Solution

The fourth proportional to 3,222.66, 4,449.25 and 2,475.17 is: 3,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.66 : 4,449.25 = 2,475.17 : x
  2. Step 2: Convert to fraction form
    3,222.66/4,449.25 = 2,475.17/x
  3. Step 3: Cross multiply
    3,222.66x = 4,449.25 × 2,475.17
  4. Step 4: Simplify right side
    3,222.66x = 11,012,650.12
  5. Step 5: Solve for x
    x = 11,012,650.12/3,222.66
  6. Step 6: Final answer
    x = 3,417.25

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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.