Home / 5,765.28-8,647.92-2,302.56

Finding the Fourth Proportional to 5,765.28, 8,647.92 and 2,302.56

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Solution

The fourth proportional to 5,765.28, 8,647.92 and 2,302.56 is: 3,453.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.28 : 8,647.92 = 2,302.56 : x
  2. Step 2: Convert to fraction form
    5,765.28/8,647.92 = 2,302.56/x
  3. Step 3: Cross multiply
    5,765.28x = 8,647.92 × 2,302.56
  4. Step 4: Simplify right side
    5,765.28x = 19,912,354.68
  5. Step 5: Solve for x
    x = 19,912,354.68/5,765.28
  6. Step 6: Final answer
    x = 3,453.84

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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.