Home / 3,306.21-4,960.05-1,114.83

Finding the Fourth Proportional to 3,306.21, 4,960.05 and 1,114.83

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Solution

The fourth proportional to 3,306.21, 4,960.05 and 1,114.83 is: 1,672.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.21 : 4,960.05 = 1,114.83 : x
  2. Step 2: Convert to fraction form
    3,306.21/4,960.05 = 1,114.83/x
  3. Step 3: Cross multiply
    3,306.21x = 4,960.05 × 1,114.83
  4. Step 4: Simplify right side
    3,306.21x = 5,529,612.54
  5. Step 5: Solve for x
    x = 5,529,612.54/3,306.21
  6. Step 6: Final answer
    x = 1,672.49

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Double scale
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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.