Home / 10,682.19-16,022.03-6,721.76

Finding the Fourth Proportional to 10,682.19, 16,022.03 and 6,721.76

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Solution

The fourth proportional to 10,682.19, 16,022.03 and 6,721.76 is: 10,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,682.19 : 16,022.03 = 6,721.76 : x
  2. Step 2: Convert to fraction form
    10,682.19/16,022.03 = 6,721.76/x
  3. Step 3: Cross multiply
    10,682.19x = 16,022.03 × 6,721.76
  4. Step 4: Simplify right side
    10,682.19x = 107,696,246.82
  5. Step 5: Solve for x
    x = 107,696,246.82/10,682.19
  6. Step 6: Final answer
    x = 10,081.85

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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.