Home / 5,283.38-7,909.28-3,197.08

Finding the Fourth Proportional to 5,283.38, 7,909.28 and 3,197.08

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Solution

The fourth proportional to 5,283.38, 7,909.28 and 3,197.08 is: 4,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.38 : 7,909.28 = 3,197.08 : x
  2. Step 2: Convert to fraction form
    5,283.38/7,909.28 = 3,197.08/x
  3. Step 3: Cross multiply
    5,283.38x = 7,909.28 × 3,197.08
  4. Step 4: Simplify right side
    5,283.38x = 25,286,600.90
  5. Step 5: Solve for x
    x = 25,286,600.90/5,283.38
  6. Step 6: Final answer
    x = 4,786.07

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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.