Home / 2,282.65-3,421.14-1,048.75

Finding the Fourth Proportional to 2,282.65, 3,421.14 and 1,048.75

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Solution

The fourth proportional to 2,282.65, 3,421.14 and 1,048.75 is: 1,571.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.65 : 3,421.14 = 1,048.75 : x
  2. Step 2: Convert to fraction form
    2,282.65/3,421.14 = 1,048.75/x
  3. Step 3: Cross multiply
    2,282.65x = 3,421.14 × 1,048.75
  4. Step 4: Simplify right side
    2,282.65x = 3,587,920.58
  5. Step 5: Solve for x
    x = 3,587,920.58/2,282.65
  6. Step 6: Final answer
    x = 1,571.82

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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.