Home / 7,213.36-10,825.17-2,830.82

Finding the Fourth Proportional to 7,213.36, 10,825.17 and 2,830.82

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Solution

The fourth proportional to 7,213.36, 10,825.17 and 2,830.82 is: 4,248.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.36 : 10,825.17 = 2,830.82 : x
  2. Step 2: Convert to fraction form
    7,213.36/10,825.17 = 2,830.82/x
  3. Step 3: Cross multiply
    7,213.36x = 10,825.17 × 2,830.82
  4. Step 4: Simplify right side
    7,213.36x = 30,644,107.74
  5. Step 5: Solve for x
    x = 30,644,107.74/7,213.36
  6. Step 6: Final answer
    x = 4,248.24

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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.