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Finding the Fourth Proportional to 3,306.58, 4,960.12 and 1,114.58

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Solution

The fourth proportional to 3,306.58, 4,960.12 and 1,114.58 is: 1,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.58 : 4,960.12 = 1,114.58 : x
  2. Step 2: Convert to fraction form
    3,306.58/4,960.12 = 1,114.58/x
  3. Step 3: Cross multiply
    3,306.58x = 4,960.12 × 1,114.58
  4. Step 4: Simplify right side
    3,306.58x = 5,528,450.55
  5. Step 5: Solve for x
    x = 5,528,450.55/3,306.58
  6. Step 6: Final answer
    x = 1,671.95

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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.