Home / 3,463.78-5,196.71-1,615.97

Finding the Fourth Proportional to 3,463.78, 5,196.71 and 1,615.97

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Solution

The fourth proportional to 3,463.78, 5,196.71 and 1,615.97 is: 2,424.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.78 : 5,196.71 = 1,615.97 : x
  2. Step 2: Convert to fraction form
    3,463.78/5,196.71 = 1,615.97/x
  3. Step 3: Cross multiply
    3,463.78x = 5,196.71 × 1,615.97
  4. Step 4: Simplify right side
    3,463.78x = 8,397,727.46
  5. Step 5: Solve for x
    x = 8,397,727.46/3,463.78
  6. Step 6: Final answer
    x = 2,424.44

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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.