Home / 2,281.08-3,148.12-1,336.82

Finding the Fourth Proportional to 2,281.08, 3,148.12 and 1,336.82

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Solution

The fourth proportional to 2,281.08, 3,148.12 and 1,336.82 is: 1,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.08 : 3,148.12 = 1,336.82 : x
  2. Step 2: Convert to fraction form
    2,281.08/3,148.12 = 1,336.82/x
  3. Step 3: Cross multiply
    2,281.08x = 3,148.12 × 1,336.82
  4. Step 4: Simplify right side
    2,281.08x = 4,208,469.78
  5. Step 5: Solve for x
    x = 4,208,469.78/2,281.08
  6. Step 6: Final answer
    x = 1,844.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.