Home / 1,717.50-2,367.94-1,402.43

Finding the Fourth Proportional to 1,717.50, 2,367.94 and 1,402.43

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Solution

The fourth proportional to 1,717.50, 2,367.94 and 1,402.43 is: 1,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.50 : 2,367.94 = 1,402.43 : x
  2. Step 2: Convert to fraction form
    1,717.50/2,367.94 = 1,402.43/x
  3. Step 3: Cross multiply
    1,717.50x = 2,367.94 × 1,402.43
  4. Step 4: Simplify right side
    1,717.50x = 3,320,863.08
  5. Step 5: Solve for x
    x = 3,320,863.08/1,717.50
  6. Step 6: Final answer
    x = 1,933.54

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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.