Home / 2,630.16-3,945.24-1,168.92

Finding the Fourth Proportional to 2,630.16, 3,945.24 and 1,168.92

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Solution

The fourth proportional to 2,630.16, 3,945.24 and 1,168.92 is: 1,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.16 : 3,945.24 = 1,168.92 : x
  2. Step 2: Convert to fraction form
    2,630.16/3,945.24 = 1,168.92/x
  3. Step 3: Cross multiply
    2,630.16x = 3,945.24 × 1,168.92
  4. Step 4: Simplify right side
    2,630.16x = 4,611,669.94
  5. Step 5: Solve for x
    x = 4,611,669.94/2,630.16
  6. Step 6: Final answer
    x = 1,753.38

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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.