Home / 3,306.36-4,959.27-1,115.04

Finding the Fourth Proportional to 3,306.36, 4,959.27 and 1,115.04

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Solution

The fourth proportional to 3,306.36, 4,959.27 and 1,115.04 is: 1,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.36 : 4,959.27 = 1,115.04 : x
  2. Step 2: Convert to fraction form
    3,306.36/4,959.27 = 1,115.04/x
  3. Step 3: Cross multiply
    3,306.36x = 4,959.27 × 1,115.04
  4. Step 4: Simplify right side
    3,306.36x = 5,529,784.42
  5. Step 5: Solve for x
    x = 5,529,784.42/3,306.36
  6. Step 6: Final answer
    x = 1,672.47

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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.