Home / 3,154.12-4,731.14-1,073.56

Finding the Fourth Proportional to 3,154.12, 4,731.14 and 1,073.56

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Solution

The fourth proportional to 3,154.12, 4,731.14 and 1,073.56 is: 1,610.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.12 : 4,731.14 = 1,073.56 : x
  2. Step 2: Convert to fraction form
    3,154.12/4,731.14 = 1,073.56/x
  3. Step 3: Cross multiply
    3,154.12x = 4,731.14 × 1,073.56
  4. Step 4: Simplify right side
    3,154.12x = 5,079,162.66
  5. Step 5: Solve for x
    x = 5,079,162.66/3,154.12
  6. Step 6: Final answer
    x = 1,610.33

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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.