Home / 3,119.05-4,304.43-1,793.17

Finding the Fourth Proportional to 3,119.05, 4,304.43 and 1,793.17

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Solution

The fourth proportional to 3,119.05, 4,304.43 and 1,793.17 is: 2,474.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.05 : 4,304.43 = 1,793.17 : x
  2. Step 2: Convert to fraction form
    3,119.05/4,304.43 = 1,793.17/x
  3. Step 3: Cross multiply
    3,119.05x = 4,304.43 × 1,793.17
  4. Step 4: Simplify right side
    3,119.05x = 7,718,574.74
  5. Step 5: Solve for x
    x = 7,718,574.74/3,119.05
  6. Step 6: Final answer
    x = 2,474.66

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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.