Home / 2,174.70-3,263.43-1,252.07

Finding the Fourth Proportional to 2,174.70, 3,263.43 and 1,252.07

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Solution

The fourth proportional to 2,174.70, 3,263.43 and 1,252.07 is: 1,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.70 : 3,263.43 = 1,252.07 : x
  2. Step 2: Convert to fraction form
    2,174.70/3,263.43 = 1,252.07/x
  3. Step 3: Cross multiply
    2,174.70x = 3,263.43 × 1,252.07
  4. Step 4: Simplify right side
    2,174.70x = 4,086,026.48
  5. Step 5: Solve for x
    x = 4,086,026.48/2,174.70
  6. Step 6: Final answer
    x = 1,878.89

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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.