Home / 1,758.70-2,635.62-1,706.14

Finding the Fourth Proportional to 1,758.70, 2,635.62 and 1,706.14

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Solution

The fourth proportional to 1,758.70, 2,635.62 and 1,706.14 is: 2,556.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.70 : 2,635.62 = 1,706.14 : x
  2. Step 2: Convert to fraction form
    1,758.70/2,635.62 = 1,706.14/x
  3. Step 3: Cross multiply
    1,758.70x = 2,635.62 × 1,706.14
  4. Step 4: Simplify right side
    1,758.70x = 4,496,736.71
  5. Step 5: Solve for x
    x = 4,496,736.71/1,758.70
  6. Step 6: Final answer
    x = 2,556.85

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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.