Home / 3,051.23-4,568.12-2,857.47

Finding the Fourth Proportional to 3,051.23, 4,568.12 and 2,857.47

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Solution

The fourth proportional to 3,051.23, 4,568.12 and 2,857.47 is: 4,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.23 : 4,568.12 = 2,857.47 : x
  2. Step 2: Convert to fraction form
    3,051.23/4,568.12 = 2,857.47/x
  3. Step 3: Cross multiply
    3,051.23x = 4,568.12 × 2,857.47
  4. Step 4: Simplify right side
    3,051.23x = 13,053,251.57
  5. Step 5: Solve for x
    x = 13,053,251.57/3,051.23
  6. Step 6: Final answer
    x = 4,278.04

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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.