Home / 2,049.24-3,074.22-816.66

Finding the Fourth Proportional to 2,049.24, 3,074.22 and 816.66

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Solution

The fourth proportional to 2,049.24, 3,074.22 and 816.66 is: 1,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.24 : 3,074.22 = 816.66 : x
  2. Step 2: Convert to fraction form
    2,049.24/3,074.22 = 816.66/x
  3. Step 3: Cross multiply
    2,049.24x = 3,074.22 × 816.66
  4. Step 4: Simplify right side
    2,049.24x = 2,510,592.51
  5. Step 5: Solve for x
    x = 2,510,592.51/2,049.24
  6. Step 6: Final answer
    x = 1,225.13

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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.