Home / 3,223.05-4,449.96-2,475.68

Finding the Fourth Proportional to 3,223.05, 4,449.96 and 2,475.68

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Solution

The fourth proportional to 3,223.05, 4,449.96 and 2,475.68 is: 3,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.05 : 4,449.96 = 2,475.68 : x
  2. Step 2: Convert to fraction form
    3,223.05/4,449.96 = 2,475.68/x
  3. Step 3: Cross multiply
    3,223.05x = 4,449.96 × 2,475.68
  4. Step 4: Simplify right side
    3,223.05x = 11,016,642.34
  5. Step 5: Solve for x
    x = 11,016,642.34/3,223.05
  6. Step 6: Final answer
    x = 3,418.08

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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.