Home / 2,282.55-3,425.13-1,242.51

Finding the Fourth Proportional to 2,282.55, 3,425.13 and 1,242.51

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Solution

The fourth proportional to 2,282.55, 3,425.13 and 1,242.51 is: 1,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.55 : 3,425.13 = 1,242.51 : x
  2. Step 2: Convert to fraction form
    2,282.55/3,425.13 = 1,242.51/x
  3. Step 3: Cross multiply
    2,282.55x = 3,425.13 × 1,242.51
  4. Step 4: Simplify right side
    2,282.55x = 4,255,758.28
  5. Step 5: Solve for x
    x = 4,255,758.28/2,282.55
  6. Step 6: Final answer
    x = 1,864.48

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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.