Home / 7,224.52-10,839.92-2,547.88

Finding the Fourth Proportional to 7,224.52, 10,839.92 and 2,547.88

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Solution

The fourth proportional to 7,224.52, 10,839.92 and 2,547.88 is: 3,822.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.52 : 10,839.92 = 2,547.88 : x
  2. Step 2: Convert to fraction form
    7,224.52/10,839.92 = 2,547.88/x
  3. Step 3: Cross multiply
    7,224.52x = 10,839.92 × 2,547.88
  4. Step 4: Simplify right side
    7,224.52x = 27,618,748.43
  5. Step 5: Solve for x
    x = 27,618,748.43/7,224.52
  6. Step 6: Final answer
    x = 3,822.92

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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.