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Finding the Fourth Proportional to 1,718.99, 2,573.85 and 1,414.52

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Solution

The fourth proportional to 1,718.99, 2,573.85 and 1,414.52 is: 2,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.99 : 2,573.85 = 1,414.52 : x
  2. Step 2: Convert to fraction form
    1,718.99/2,573.85 = 1,414.52/x
  3. Step 3: Cross multiply
    1,718.99x = 2,573.85 × 1,414.52
  4. Step 4: Simplify right side
    1,718.99x = 3,640,749.43
  5. Step 5: Solve for x
    x = 3,640,749.43/1,718.99
  6. Step 6: Final answer
    x = 2,117.96

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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.