Home / 2,344.25-3,230.59-1,679.95

Finding the Fourth Proportional to 2,344.25, 3,230.59 and 1,679.95

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Solution

The fourth proportional to 2,344.25, 3,230.59 and 1,679.95 is: 2,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,344.25 : 3,230.59 = 1,679.95 : x
  2. Step 2: Convert to fraction form
    2,344.25/3,230.59 = 1,679.95/x
  3. Step 3: Cross multiply
    2,344.25x = 3,230.59 × 1,679.95
  4. Step 4: Simplify right side
    2,344.25x = 5,427,217.39
  5. Step 5: Solve for x
    x = 5,427,217.39/2,344.25
  6. Step 6: Final answer
    x = 2,315.12

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1.5x scale

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.