Home / 2,954.89-4,083.63-2,422.95

Finding the Fourth Proportional to 2,954.89, 4,083.63 and 2,422.95

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Solution

The fourth proportional to 2,954.89, 4,083.63 and 2,422.95 is: 3,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.89 : 4,083.63 = 2,422.95 : x
  2. Step 2: Convert to fraction form
    2,954.89/4,083.63 = 2,422.95/x
  3. Step 3: Cross multiply
    2,954.89x = 4,083.63 × 2,422.95
  4. Step 4: Simplify right side
    2,954.89x = 9,894,398.78
  5. Step 5: Solve for x
    x = 9,894,398.78/2,954.89
  6. Step 6: Final answer
    x = 3,348.49

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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.