Home / 5,251.26-7,246.82-2,893.40

Finding the Fourth Proportional to 5,251.26, 7,246.82 and 2,893.40

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Solution

The fourth proportional to 5,251.26, 7,246.82 and 2,893.40 is: 3,992.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.26 : 7,246.82 = 2,893.40 : x
  2. Step 2: Convert to fraction form
    5,251.26/7,246.82 = 2,893.40/x
  3. Step 3: Cross multiply
    5,251.26x = 7,246.82 × 2,893.40
  4. Step 4: Simplify right side
    5,251.26x = 20,967,948.99
  5. Step 5: Solve for x
    x = 20,967,948.99/5,251.26
  6. Step 6: Final answer
    x = 3,992.94

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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.