Home / 2,277.66-3,412.22-1,300.80

Finding the Fourth Proportional to 2,277.66, 3,412.22 and 1,300.80

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Solution

The fourth proportional to 2,277.66, 3,412.22 and 1,300.80 is: 1,948.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277.66 : 3,412.22 = 1,300.80 : x
  2. Step 2: Convert to fraction form
    2,277.66/3,412.22 = 1,300.80/x
  3. Step 3: Cross multiply
    2,277.66x = 3,412.22 × 1,300.80
  4. Step 4: Simplify right side
    2,277.66x = 4,438,615.78
  5. Step 5: Solve for x
    x = 4,438,615.78/2,277.66
  6. Step 6: Final answer
    x = 1,948.76

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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.