Home / 2,282.04-3,149.28-1,721.52

Finding the Fourth Proportional to 2,282.04, 3,149.28 and 1,721.52

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Solution

The fourth proportional to 2,282.04, 3,149.28 and 1,721.52 is: 2,375.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.04 : 3,149.28 = 1,721.52 : x
  2. Step 2: Convert to fraction form
    2,282.04/3,149.28 = 1,721.52/x
  3. Step 3: Cross multiply
    2,282.04x = 3,149.28 × 1,721.52
  4. Step 4: Simplify right side
    2,282.04x = 5,421,548.51
  5. Step 5: Solve for x
    x = 5,421,548.51/2,282.04
  6. Step 6: Final answer
    x = 2,375.75

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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.