Home / 1,632.79-2,447.16-1,192.96

Finding the Fourth Proportional to 1,632.79, 2,447.16 and 1,192.96

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Solution

The fourth proportional to 1,632.79, 2,447.16 and 1,192.96 is: 1,787.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.79 : 2,447.16 = 1,192.96 : x
  2. Step 2: Convert to fraction form
    1,632.79/2,447.16 = 1,192.96/x
  3. Step 3: Cross multiply
    1,632.79x = 2,447.16 × 1,192.96
  4. Step 4: Simplify right side
    1,632.79x = 2,919,363.99
  5. Step 5: Solve for x
    x = 2,919,363.99/1,632.79
  6. Step 6: Final answer
    x = 1,787.96

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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.