Home / 2,412.67-3,616.35-1,578.73

Finding the Fourth Proportional to 2,412.67, 3,616.35 and 1,578.73

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Solution

The fourth proportional to 2,412.67, 3,616.35 and 1,578.73 is: 2,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.67 : 3,616.35 = 1,578.73 : x
  2. Step 2: Convert to fraction form
    2,412.67/3,616.35 = 1,578.73/x
  3. Step 3: Cross multiply
    2,412.67x = 3,616.35 × 1,578.73
  4. Step 4: Simplify right side
    2,412.67x = 5,709,240.24
  5. Step 5: Solve for x
    x = 5,709,240.24/2,412.67
  6. Step 6: Final answer
    x = 2,366.36

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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.