Home / 2,992.16-4,126.32-2,282.76

Finding the Fourth Proportional to 2,992.16, 4,126.32 and 2,282.76

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Solution

The fourth proportional to 2,992.16, 4,126.32 and 2,282.76 is: 3,148.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.16 : 4,126.32 = 2,282.76 : x
  2. Step 2: Convert to fraction form
    2,992.16/4,126.32 = 2,282.76/x
  3. Step 3: Cross multiply
    2,992.16x = 4,126.32 × 2,282.76
  4. Step 4: Simplify right side
    2,992.16x = 9,419,398.24
  5. Step 5: Solve for x
    x = 9,419,398.24/2,992.16
  6. Step 6: Final answer
    x = 3,148.03

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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.