Home / 4,020.08-5,547.71-2,251.69

Finding the Fourth Proportional to 4,020.08, 5,547.71 and 2,251.69

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Solution

The fourth proportional to 4,020.08, 5,547.71 and 2,251.69 is: 3,107.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.08 : 5,547.71 = 2,251.69 : x
  2. Step 2: Convert to fraction form
    4,020.08/5,547.71 = 2,251.69/x
  3. Step 3: Cross multiply
    4,020.08x = 5,547.71 × 2,251.69
  4. Step 4: Simplify right side
    4,020.08x = 12,491,714.89
  5. Step 5: Solve for x
    x = 12,491,714.89/4,020.08
  6. Step 6: Final answer
    x = 3,107.33

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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.