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Finding the Fourth Proportional to 3,608.96, 4,983.18 and 2,825.24

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Solution

The fourth proportional to 3,608.96, 4,983.18 and 2,825.24 is: 3,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.96 : 4,983.18 = 2,825.24 : x
  2. Step 2: Convert to fraction form
    3,608.96/4,983.18 = 2,825.24/x
  3. Step 3: Cross multiply
    3,608.96x = 4,983.18 × 2,825.24
  4. Step 4: Simplify right side
    3,608.96x = 14,078,679.46
  5. Step 5: Solve for x
    x = 14,078,679.46/3,608.96
  6. Step 6: Final answer
    x = 3,901.04

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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.