Home / 3,073.11-4,608.03-1,340.79

Finding the Fourth Proportional to 3,073.11, 4,608.03 and 1,340.79

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Solution

The fourth proportional to 3,073.11, 4,608.03 and 1,340.79 is: 2,010.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.11 : 4,608.03 = 1,340.79 : x
  2. Step 2: Convert to fraction form
    3,073.11/4,608.03 = 1,340.79/x
  3. Step 3: Cross multiply
    3,073.11x = 4,608.03 × 1,340.79
  4. Step 4: Simplify right side
    3,073.11x = 6,178,377.50
  5. Step 5: Solve for x
    x = 6,178,377.50/3,073.11
  6. Step 6: Final answer
    x = 2,010.47

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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.