Home / 2,401.79-3,597.84-1,908.99

Finding the Fourth Proportional to 2,401.79, 3,597.84 and 1,908.99

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Solution

The fourth proportional to 2,401.79, 3,597.84 and 1,908.99 is: 2,859.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.79 : 3,597.84 = 1,908.99 : x
  2. Step 2: Convert to fraction form
    2,401.79/3,597.84 = 1,908.99/x
  3. Step 3: Cross multiply
    2,401.79x = 3,597.84 × 1,908.99
  4. Step 4: Simplify right side
    2,401.79x = 6,868,240.58
  5. Step 5: Solve for x
    x = 6,868,240.58/2,401.79
  6. Step 6: Final answer
    x = 2,859.64

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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.