Home / 2,418.02-3,629.10-2,399.84

Finding the Fourth Proportional to 2,418.02, 3,629.10 and 2,399.84

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Solution

The fourth proportional to 2,418.02, 3,629.10 and 2,399.84 is: 3,601.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.02 : 3,629.10 = 2,399.84 : x
  2. Step 2: Convert to fraction form
    2,418.02/3,629.10 = 2,399.84/x
  3. Step 3: Cross multiply
    2,418.02x = 3,629.10 × 2,399.84
  4. Step 4: Simplify right side
    2,418.02x = 8,709,259.34
  5. Step 5: Solve for x
    x = 8,709,259.34/2,418.02
  6. Step 6: Final answer
    x = 3,601.81

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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.