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Finding the Fourth Proportional to 5,865.28, 8,797.92 and 2,402.56

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Solution

The fourth proportional to 5,865.28, 8,797.92 and 2,402.56 is: 3,603.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.28 : 8,797.92 = 2,402.56 : x
  2. Step 2: Convert to fraction form
    5,865.28/8,797.92 = 2,402.56/x
  3. Step 3: Cross multiply
    5,865.28x = 8,797.92 × 2,402.56
  4. Step 4: Simplify right side
    5,865.28x = 21,137,530.68
  5. Step 5: Solve for x
    x = 21,137,530.68/5,865.28
  6. Step 6: Final answer
    x = 3,603.84

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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.