Home / 7,175.33-9,902.18-4,343.23

Finding the Fourth Proportional to 7,175.33, 9,902.18 and 4,343.23

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Solution

The fourth proportional to 7,175.33, 9,902.18 and 4,343.23 is: 5,993.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175.33 : 9,902.18 = 4,343.23 : x
  2. Step 2: Convert to fraction form
    7,175.33/9,902.18 = 4,343.23/x
  3. Step 3: Cross multiply
    7,175.33x = 9,902.18 × 4,343.23
  4. Step 4: Simplify right side
    7,175.33x = 43,007,374.01
  5. Step 5: Solve for x
    x = 43,007,374.01/7,175.33
  6. Step 6: Final answer
    x = 5,993.78

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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.