Home / 6,825.12-10,237.62-2,208.12

Finding the Fourth Proportional to 6,825.12, 10,237.62 and 2,208.12

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Solution

The fourth proportional to 6,825.12, 10,237.62 and 2,208.12 is: 3,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.12 : 10,237.62 = 2,208.12 : x
  2. Step 2: Convert to fraction form
    6,825.12/10,237.62 = 2,208.12/x
  3. Step 3: Cross multiply
    6,825.12x = 10,237.62 × 2,208.12
  4. Step 4: Simplify right side
    6,825.12x = 22,605,893.47
  5. Step 5: Solve for x
    x = 22,605,893.47/6,825.12
  6. Step 6: Final answer
    x = 3,312.16

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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.