Home / 3,305.68-4,959.15-1,114.45

Finding the Fourth Proportional to 3,305.68, 4,959.15 and 1,114.45

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Solution

The fourth proportional to 3,305.68, 4,959.15 and 1,114.45 is: 1,671.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.68 : 4,959.15 = 1,114.45 : x
  2. Step 2: Convert to fraction form
    3,305.68/4,959.15 = 1,114.45/x
  3. Step 3: Cross multiply
    3,305.68x = 4,959.15 × 1,114.45
  4. Step 4: Simplify right side
    3,305.68x = 5,526,724.72
  5. Step 5: Solve for x
    x = 5,526,724.72/3,305.68
  6. Step 6: Final answer
    x = 1,671.89

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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.