Home / 1,760.70-2,638.62-1,708.14

Finding the Fourth Proportional to 1,760.70, 2,638.62 and 1,708.14

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Solution

The fourth proportional to 1,760.70, 2,638.62 and 1,708.14 is: 2,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.70 : 2,638.62 = 1,708.14 : x
  2. Step 2: Convert to fraction form
    1,760.70/2,638.62 = 1,708.14/x
  3. Step 3: Cross multiply
    1,760.70x = 2,638.62 × 1,708.14
  4. Step 4: Simplify right side
    1,760.70x = 4,507,132.37
  5. Step 5: Solve for x
    x = 4,507,132.37/1,760.70
  6. Step 6: Final answer
    x = 2,559.85

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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.