Home / 3,278.42-4,521.18-2,441.18

Finding the Fourth Proportional to 3,278.42, 4,521.18 and 2,441.18

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Solution

The fourth proportional to 3,278.42, 4,521.18 and 2,441.18 is: 3,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.42 : 4,521.18 = 2,441.18 : x
  2. Step 2: Convert to fraction form
    3,278.42/4,521.18 = 2,441.18/x
  3. Step 3: Cross multiply
    3,278.42x = 4,521.18 × 2,441.18
  4. Step 4: Simplify right side
    3,278.42x = 11,037,014.19
  5. Step 5: Solve for x
    x = 11,037,014.19/3,278.42
  6. Step 6: Final answer
    x = 3,366.57

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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.