Home / 7,584.17-11,382.64-3,889.97

Finding the Fourth Proportional to 7,584.17, 11,382.64 and 3,889.97

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Solution

The fourth proportional to 7,584.17, 11,382.64 and 3,889.97 is: 5,838.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584.17 : 11,382.64 = 3,889.97 : x
  2. Step 2: Convert to fraction form
    7,584.17/11,382.64 = 3,889.97/x
  3. Step 3: Cross multiply
    7,584.17x = 11,382.64 × 3,889.97
  4. Step 4: Simplify right side
    7,584.17x = 44,278,061.48
  5. Step 5: Solve for x
    x = 44,278,061.48/7,584.17
  6. Step 6: Final answer
    x = 5,838.22

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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.