Home / 3,278.94-4,523.67-2,037.66

Finding the Fourth Proportional to 3,278.94, 4,523.67 and 2,037.66

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Solution

The fourth proportional to 3,278.94, 4,523.67 and 2,037.66 is: 2,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.94 : 4,523.67 = 2,037.66 : x
  2. Step 2: Convert to fraction form
    3,278.94/4,523.67 = 2,037.66/x
  3. Step 3: Cross multiply
    3,278.94x = 4,523.67 × 2,037.66
  4. Step 4: Simplify right side
    3,278.94x = 9,217,701.41
  5. Step 5: Solve for x
    x = 9,217,701.41/3,278.94
  6. Step 6: Final answer
    x = 2,811.18

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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.