Home / 7,346.39-11,020.46-3,449.88

Finding the Fourth Proportional to 7,346.39, 11,020.46 and 3,449.88

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Solution

The fourth proportional to 7,346.39, 11,020.46 and 3,449.88 is: 5,175.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.39 : 11,020.46 = 3,449.88 : x
  2. Step 2: Convert to fraction form
    7,346.39/11,020.46 = 3,449.88/x
  3. Step 3: Cross multiply
    7,346.39x = 11,020.46 × 3,449.88
  4. Step 4: Simplify right side
    7,346.39x = 38,019,247.30
  5. Step 5: Solve for x
    x = 38,019,247.30/7,346.39
  6. Step 6: Final answer
    x = 5,175.23

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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.