Home / 1,720.26-2,583.09-1,414.08

Finding the Fourth Proportional to 1,720.26, 2,583.09 and 1,414.08

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Solution

The fourth proportional to 1,720.26, 2,583.09 and 1,414.08 is: 2,123.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720.26 : 2,583.09 = 1,414.08 : x
  2. Step 2: Convert to fraction form
    1,720.26/2,583.09 = 1,414.08/x
  3. Step 3: Cross multiply
    1,720.26x = 2,583.09 × 1,414.08
  4. Step 4: Simplify right side
    1,720.26x = 3,652,695.91
  5. Step 5: Solve for x
    x = 3,652,695.91/1,720.26
  6. Step 6: Final answer
    x = 2,123.34

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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.