Home / 10,768.69-16,154.84-3,371.68

Finding the Fourth Proportional to 10,768.69, 16,154.84 and 3,371.68

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Solution

The fourth proportional to 10,768.69, 16,154.84 and 3,371.68 is: 5,058.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.69 : 16,154.84 = 3,371.68 : x
  2. Step 2: Convert to fraction form
    10,768.69/16,154.84 = 3,371.68/x
  3. Step 3: Cross multiply
    10,768.69x = 16,154.84 × 3,371.68
  4. Step 4: Simplify right side
    10,768.69x = 54,468,950.93
  5. Step 5: Solve for x
    x = 54,468,950.93/10,768.69
  6. Step 6: Final answer
    x = 5,058.09

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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.