Home / 3,031.55-4,542.67-2,040.69

Finding the Fourth Proportional to 3,031.55, 4,542.67 and 2,040.69

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Solution

The fourth proportional to 3,031.55, 4,542.67 and 2,040.69 is: 3,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.55 : 4,542.67 = 2,040.69 : x
  2. Step 2: Convert to fraction form
    3,031.55/4,542.67 = 2,040.69/x
  3. Step 3: Cross multiply
    3,031.55x = 4,542.67 × 2,040.69
  4. Step 4: Simplify right side
    3,031.55x = 9,270,192.60
  5. Step 5: Solve for x
    x = 9,270,192.60/3,031.55
  6. Step 6: Final answer
    x = 3,057.91

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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.