Home / 4,040.80-5,576.56-2,272.52

Finding the Fourth Proportional to 4,040.80, 5,576.56 and 2,272.52

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Solution

The fourth proportional to 4,040.80, 5,576.56 and 2,272.52 is: 3,136.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.80 : 5,576.56 = 2,272.52 : x
  2. Step 2: Convert to fraction form
    4,040.80/5,576.56 = 2,272.52/x
  3. Step 3: Cross multiply
    4,040.80x = 5,576.56 × 2,272.52
  4. Step 4: Simplify right side
    4,040.80x = 12,672,844.13
  5. Step 5: Solve for x
    x = 12,672,844.13/4,040.80
  6. Step 6: Final answer
    x = 3,136.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.