Home / 5,021.72-7,532.52-2,422.82

Finding the Fourth Proportional to 5,021.72, 7,532.52 and 2,422.82

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Solution

The fourth proportional to 5,021.72, 7,532.52 and 2,422.82 is: 3,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.72 : 7,532.52 = 2,422.82 : x
  2. Step 2: Convert to fraction form
    5,021.72/7,532.52 = 2,422.82/x
  3. Step 3: Cross multiply
    5,021.72x = 7,532.52 × 2,422.82
  4. Step 4: Simplify right side
    5,021.72x = 18,249,940.11
  5. Step 5: Solve for x
    x = 18,249,940.11/5,021.72
  6. Step 6: Final answer
    x = 3,634.20

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1.5x scale

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.