Home / 2,547.12-3,817.68-1,452.28

Finding the Fourth Proportional to 2,547.12, 3,817.68 and 1,452.28

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Solution

The fourth proportional to 2,547.12, 3,817.68 and 1,452.28 is: 2,176.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.12 : 3,817.68 = 1,452.28 : x
  2. Step 2: Convert to fraction form
    2,547.12/3,817.68 = 1,452.28/x
  3. Step 3: Cross multiply
    2,547.12x = 3,817.68 × 1,452.28
  4. Step 4: Simplify right side
    2,547.12x = 5,544,340.31
  5. Step 5: Solve for x
    x = 5,544,340.31/2,547.12
  6. Step 6: Final answer
    x = 2,176.71

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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.