Home / 11,166.38-16,727.24-6,721.58

Finding the Fourth Proportional to 11,166.38, 16,727.24 and 6,721.58

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Solution

The fourth proportional to 11,166.38, 16,727.24 and 6,721.58 is: 10,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.38 : 16,727.24 = 6,721.58 : x
  2. Step 2: Convert to fraction form
    11,166.38/16,727.24 = 6,721.58/x
  3. Step 3: Cross multiply
    11,166.38x = 16,727.24 × 6,721.58
  4. Step 4: Simplify right side
    11,166.38x = 112,433,364.60
  5. Step 5: Solve for x
    x = 112,433,364.60/11,166.38
  6. Step 6: Final answer
    x = 10,068.92

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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.