Home / 4,020.10-5,547.76-2,251.72

Finding the Fourth Proportional to 4,020.10, 5,547.76 and 2,251.72

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Solution

The fourth proportional to 4,020.10, 5,547.76 and 2,251.72 is: 3,107.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.10 : 5,547.76 = 2,251.72 : x
  2. Step 2: Convert to fraction form
    4,020.10/5,547.76 = 2,251.72/x
  3. Step 3: Cross multiply
    4,020.10x = 5,547.76 × 2,251.72
  4. Step 4: Simplify right side
    4,020.10x = 12,491,996.52
  5. Step 5: Solve for x
    x = 12,491,996.52/4,020.10
  6. Step 6: Final answer
    x = 3,107.38

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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.