Home / 10,694.58-16,017.65-5,151.90

Finding the Fourth Proportional to 10,694.58, 16,017.65 and 5,151.90

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Solution

The fourth proportional to 10,694.58, 16,017.65 and 5,151.90 is: 7,716.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694.58 : 16,017.65 = 5,151.90 : x
  2. Step 2: Convert to fraction form
    10,694.58/16,017.65 = 5,151.90/x
  3. Step 3: Cross multiply
    10,694.58x = 16,017.65 × 5,151.90
  4. Step 4: Simplify right side
    10,694.58x = 82,521,384.66
  5. Step 5: Solve for x
    x = 82,521,384.66/10,694.58
  6. Step 6: Final answer
    x = 7,716.19

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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.