Home / 2,515.70-3,473.34-2,249.27

Finding the Fourth Proportional to 2,515.70, 3,473.34 and 2,249.27

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Solution

The fourth proportional to 2,515.70, 3,473.34 and 2,249.27 is: 3,105.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.70 : 3,473.34 = 2,249.27 : x
  2. Step 2: Convert to fraction form
    2,515.70/3,473.34 = 2,249.27/x
  3. Step 3: Cross multiply
    2,515.70x = 3,473.34 × 2,249.27
  4. Step 4: Simplify right side
    2,515.70x = 7,812,479.46
  5. Step 5: Solve for x
    x = 7,812,479.46/2,515.70
  6. Step 6: Final answer
    x = 3,105.49

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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.