Home / 2,194.79-3,023.95-1,447.43

Finding the Fourth Proportional to 2,194.79, 3,023.95 and 1,447.43

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Solution

The fourth proportional to 2,194.79, 3,023.95 and 1,447.43 is: 1,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.79 : 3,023.95 = 1,447.43 : x
  2. Step 2: Convert to fraction form
    2,194.79/3,023.95 = 1,447.43/x
  3. Step 3: Cross multiply
    2,194.79x = 3,023.95 × 1,447.43
  4. Step 4: Simplify right side
    2,194.79x = 4,376,955.95
  5. Step 5: Solve for x
    x = 4,376,955.95/2,194.79
  6. Step 6: Final answer
    x = 1,994.25

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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.