Home / 3,787.02-5,226.12-2,216.07

Finding the Fourth Proportional to 3,787.02, 5,226.12 and 2,216.07

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Solution

The fourth proportional to 3,787.02, 5,226.12 and 2,216.07 is: 3,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.02 : 5,226.12 = 2,216.07 : x
  2. Step 2: Convert to fraction form
    3,787.02/5,226.12 = 2,216.07/x
  3. Step 3: Cross multiply
    3,787.02x = 5,226.12 × 2,216.07
  4. Step 4: Simplify right side
    3,787.02x = 11,581,447.75
  5. Step 5: Solve for x
    x = 11,581,447.75/3,787.02
  6. Step 6: Final answer
    x = 3,058.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.