Home / 4,020.24-5,547.72-2,251.65

Finding the Fourth Proportional to 4,020.24, 5,547.72 and 2,251.65

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Solution

The fourth proportional to 4,020.24, 5,547.72 and 2,251.65 is: 3,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.24 : 5,547.72 = 2,251.65 : x
  2. Step 2: Convert to fraction form
    4,020.24/5,547.72 = 2,251.65/x
  3. Step 3: Cross multiply
    4,020.24x = 5,547.72 × 2,251.65
  4. Step 4: Simplify right side
    4,020.24x = 12,491,523.74
  5. Step 5: Solve for x
    x = 12,491,523.74/4,020.24
  6. Step 6: Final answer
    x = 3,107.16

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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.