Home / 2,579.11-3,864.88-1,602.25

Finding the Fourth Proportional to 2,579.11, 3,864.88 and 1,602.25

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Solution

The fourth proportional to 2,579.11, 3,864.88 and 1,602.25 is: 2,401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.11 : 3,864.88 = 1,602.25 : x
  2. Step 2: Convert to fraction form
    2,579.11/3,864.88 = 1,602.25/x
  3. Step 3: Cross multiply
    2,579.11x = 3,864.88 × 1,602.25
  4. Step 4: Simplify right side
    2,579.11x = 6,192,480.65
  5. Step 5: Solve for x
    x = 6,192,480.65/2,579.11
  6. Step 6: Final answer
    x = 2,401.02

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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.