Home / 2,652.35-3,972.46-1,266.66

Finding the Fourth Proportional to 2,652.35, 3,972.46 and 1,266.66

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Solution

The fourth proportional to 2,652.35, 3,972.46 and 1,266.66 is: 1,897.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.35 : 3,972.46 = 1,266.66 : x
  2. Step 2: Convert to fraction form
    2,652.35/3,972.46 = 1,266.66/x
  3. Step 3: Cross multiply
    2,652.35x = 3,972.46 × 1,266.66
  4. Step 4: Simplify right side
    2,652.35x = 5,031,738.12
  5. Step 5: Solve for x
    x = 5,031,738.12/2,652.35
  6. Step 6: Final answer
    x = 1,897.09

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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.