Home / 1,373.38-2,061.84-1,179.63

Finding the Fourth Proportional to 1,373.38, 2,061.84 and 1,179.63

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Solution

The fourth proportional to 1,373.38, 2,061.84 and 1,179.63 is: 1,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373.38 : 2,061.84 = 1,179.63 : x
  2. Step 2: Convert to fraction form
    1,373.38/2,061.84 = 1,179.63/x
  3. Step 3: Cross multiply
    1,373.38x = 2,061.84 × 1,179.63
  4. Step 4: Simplify right side
    1,373.38x = 2,432,212.74
  5. Step 5: Solve for x
    x = 2,432,212.74/1,373.38
  6. Step 6: Final answer
    x = 1,770.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.