Home / 2,452.25-3,389.57-2,119.95

Finding the Fourth Proportional to 2,452.25, 3,389.57 and 2,119.95

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Solution

The fourth proportional to 2,452.25, 3,389.57 and 2,119.95 is: 2,930.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452.25 : 3,389.57 = 2,119.95 : x
  2. Step 2: Convert to fraction form
    2,452.25/3,389.57 = 2,119.95/x
  3. Step 3: Cross multiply
    2,452.25x = 3,389.57 × 2,119.95
  4. Step 4: Simplify right side
    2,452.25x = 7,185,718.92
  5. Step 5: Solve for x
    x = 7,185,718.92/2,452.25
  6. Step 6: Final answer
    x = 2,930.26

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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.