Home / 2,281.68-3,424.14-1,306.44

Finding the Fourth Proportional to 2,281.68, 3,424.14 and 1,306.44

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Solution

The fourth proportional to 2,281.68, 3,424.14 and 1,306.44 is: 1,960.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.68 : 3,424.14 = 1,306.44 : x
  2. Step 2: Convert to fraction form
    2,281.68/3,424.14 = 1,306.44/x
  3. Step 3: Cross multiply
    2,281.68x = 3,424.14 × 1,306.44
  4. Step 4: Simplify right side
    2,281.68x = 4,473,433.46
  5. Step 5: Solve for x
    x = 4,473,433.46/2,281.68
  6. Step 6: Final answer
    x = 1,960.59

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1.5x scale

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.