Home / 4,988.25-6,883.83-2,892.42

Finding the Fourth Proportional to 4,988.25, 6,883.83 and 2,892.42

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Solution

The fourth proportional to 4,988.25, 6,883.83 and 2,892.42 is: 3,991.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.25 : 6,883.83 = 2,892.42 : x
  2. Step 2: Convert to fraction form
    4,988.25/6,883.83 = 2,892.42/x
  3. Step 3: Cross multiply
    4,988.25x = 6,883.83 × 2,892.42
  4. Step 4: Simplify right side
    4,988.25x = 19,910,927.57
  5. Step 5: Solve for x
    x = 19,910,927.57/4,988.25
  6. Step 6: Final answer
    x = 3,991.57

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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.