Home / 2,546.02-3,820.79-1,246.78

Finding the Fourth Proportional to 2,546.02, 3,820.79 and 1,246.78

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Solution

The fourth proportional to 2,546.02, 3,820.79 and 1,246.78 is: 1,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.02 : 3,820.79 = 1,246.78 : x
  2. Step 2: Convert to fraction form
    2,546.02/3,820.79 = 1,246.78/x
  3. Step 3: Cross multiply
    2,546.02x = 3,820.79 × 1,246.78
  4. Step 4: Simplify right side
    2,546.02x = 4,763,684.56
  5. Step 5: Solve for x
    x = 4,763,684.56/2,546.02
  6. Step 6: Final answer
    x = 1,871.03

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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.