Home / 6,667.40-10,007.28-3,382.82

Finding the Fourth Proportional to 6,667.40, 10,007.28 and 3,382.82

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Solution

The fourth proportional to 6,667.40, 10,007.28 and 3,382.82 is: 5,077.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.40 : 10,007.28 = 3,382.82 : x
  2. Step 2: Convert to fraction form
    6,667.40/10,007.28 = 3,382.82/x
  3. Step 3: Cross multiply
    6,667.40x = 10,007.28 × 3,382.82
  4. Step 4: Simplify right side
    6,667.40x = 33,852,826.93
  5. Step 5: Solve for x
    x = 33,852,826.93/6,667.40
  6. Step 6: Final answer
    x = 5,077.37

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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.