Home / 2,652.90-3,977.94-1,335.24

Finding the Fourth Proportional to 2,652.90, 3,977.94 and 1,335.24

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Solution

The fourth proportional to 2,652.90, 3,977.94 and 1,335.24 is: 2,002.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.90 : 3,977.94 = 1,335.24 : x
  2. Step 2: Convert to fraction form
    2,652.90/3,977.94 = 1,335.24/x
  3. Step 3: Cross multiply
    2,652.90x = 3,977.94 × 1,335.24
  4. Step 4: Simplify right side
    2,652.90x = 5,311,504.61
  5. Step 5: Solve for x
    x = 5,311,504.61/2,652.90
  6. Step 6: Final answer
    x = 2,002.15

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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.