Home / 6,688.89-10,033.34-2,791.17

Finding the Fourth Proportional to 6,688.89, 10,033.34 and 2,791.17

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Solution

The fourth proportional to 6,688.89, 10,033.34 and 2,791.17 is: 4,186.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.89 : 10,033.34 = 2,791.17 : x
  2. Step 2: Convert to fraction form
    6,688.89/10,033.34 = 2,791.17/x
  3. Step 3: Cross multiply
    6,688.89x = 10,033.34 × 2,791.17
  4. Step 4: Simplify right side
    6,688.89x = 28,004,743.65
  5. Step 5: Solve for x
    x = 28,004,743.65/6,688.89
  6. Step 6: Final answer
    x = 4,186.76

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Similar ratio
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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.