Home / 3,744.95-5,165.11-2,418.98

Finding the Fourth Proportional to 3,744.95, 5,165.11 and 2,418.98

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Solution

The fourth proportional to 3,744.95, 5,165.11 and 2,418.98 is: 3,336.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.95 : 5,165.11 = 2,418.98 : x
  2. Step 2: Convert to fraction form
    3,744.95/5,165.11 = 2,418.98/x
  3. Step 3: Cross multiply
    3,744.95x = 5,165.11 × 2,418.98
  4. Step 4: Simplify right side
    3,744.95x = 12,494,297.79
  5. Step 5: Solve for x
    x = 12,494,297.79/3,744.95
  6. Step 6: Final answer
    x = 3,336.31

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1.5x scale

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.