Home / 5,449.60-7,516.80-3,351.04

Finding the Fourth Proportional to 5,449.60, 7,516.80 and 3,351.04

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Solution

The fourth proportional to 5,449.60, 7,516.80 and 3,351.04 is: 4,622.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.60 : 7,516.80 = 3,351.04 : x
  2. Step 2: Convert to fraction form
    5,449.60/7,516.80 = 3,351.04/x
  3. Step 3: Cross multiply
    5,449.60x = 7,516.80 × 3,351.04
  4. Step 4: Simplify right side
    5,449.60x = 25,189,097.47
  5. Step 5: Solve for x
    x = 25,189,097.47/5,449.60
  6. Step 6: Final answer
    x = 4,622.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.