Home / 2,053.11-3,080.20-736.81

Finding the Fourth Proportional to 2,053.11, 3,080.20 and 736.81

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Solution

The fourth proportional to 2,053.11, 3,080.20 and 736.81 is: 1,105.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.11 : 3,080.20 = 736.81 : x
  2. Step 2: Convert to fraction form
    2,053.11/3,080.20 = 736.81/x
  3. Step 3: Cross multiply
    2,053.11x = 3,080.20 × 736.81
  4. Step 4: Simplify right side
    2,053.11x = 2,269,522.16
  5. Step 5: Solve for x
    x = 2,269,522.16/2,053.11
  6. Step 6: Final answer
    x = 1,105.41

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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.