Home / 5,250.30-7,869.42-2,322.60

Finding the Fourth Proportional to 5,250.30, 7,869.42 and 2,322.60

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Solution

The fourth proportional to 5,250.30, 7,869.42 and 2,322.60 is: 3,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.30 : 7,869.42 = 2,322.60 : x
  2. Step 2: Convert to fraction form
    5,250.30/7,869.42 = 2,322.60/x
  3. Step 3: Cross multiply
    5,250.30x = 7,869.42 × 2,322.60
  4. Step 4: Simplify right side
    5,250.30x = 18,277,514.89
  5. Step 5: Solve for x
    x = 18,277,514.89/5,250.30
  6. Step 6: Final answer
    x = 3,481.23

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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.