Home / 2,742.32-4,104.98-2,217.95

Finding the Fourth Proportional to 2,742.32, 4,104.98 and 2,217.95

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Solution

The fourth proportional to 2,742.32, 4,104.98 and 2,217.95 is: 3,320.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.32 : 4,104.98 = 2,217.95 : x
  2. Step 2: Convert to fraction form
    2,742.32/4,104.98 = 2,217.95/x
  3. Step 3: Cross multiply
    2,742.32x = 4,104.98 × 2,217.95
  4. Step 4: Simplify right side
    2,742.32x = 9,104,632.49
  5. Step 5: Solve for x
    x = 9,104,632.49/2,742.32
  6. Step 6: Final answer
    x = 3,320.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.