Home / 4,111.68-5,672.22-2,517.84

Finding the Fourth Proportional to 4,111.68, 5,672.22 and 2,517.84

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Solution

The fourth proportional to 4,111.68, 5,672.22 and 2,517.84 is: 3,473.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.68 : 5,672.22 = 2,517.84 : x
  2. Step 2: Convert to fraction form
    4,111.68/5,672.22 = 2,517.84/x
  3. Step 3: Cross multiply
    4,111.68x = 5,672.22 × 2,517.84
  4. Step 4: Simplify right side
    4,111.68x = 14,281,742.40
  5. Step 5: Solve for x
    x = 14,281,742.40/4,111.68
  6. Step 6: Final answer
    x = 3,473.46

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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.