Home / 4,146.16-5,711.96-2,885.04

Finding the Fourth Proportional to 4,146.16, 5,711.96 and 2,885.04

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Solution

The fourth proportional to 4,146.16, 5,711.96 and 2,885.04 is: 3,974.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.16 : 5,711.96 = 2,885.04 : x
  2. Step 2: Convert to fraction form
    4,146.16/5,711.96 = 2,885.04/x
  3. Step 3: Cross multiply
    4,146.16x = 5,711.96 × 2,885.04
  4. Step 4: Simplify right side
    4,146.16x = 16,479,233.08
  5. Step 5: Solve for x
    x = 16,479,233.08/4,146.16
  6. Step 6: Final answer
    x = 3,974.58

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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.