Home / 7,306.60-10,960.52-3,146.72

Finding the Fourth Proportional to 7,306.60, 10,960.52 and 3,146.72

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Solution

The fourth proportional to 7,306.60, 10,960.52 and 3,146.72 is: 4,720.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.60 : 10,960.52 = 3,146.72 : x
  2. Step 2: Convert to fraction form
    7,306.60/10,960.52 = 3,146.72/x
  3. Step 3: Cross multiply
    7,306.60x = 10,960.52 × 3,146.72
  4. Step 4: Simplify right side
    7,306.60x = 34,489,687.49
  5. Step 5: Solve for x
    x = 34,489,687.49/7,306.60
  6. Step 6: Final answer
    x = 4,720.35

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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.