Home / 9,943.71-13,722.46-5,467.65

Finding the Fourth Proportional to 9,943.71, 13,722.46 and 5,467.65

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Solution

The fourth proportional to 9,943.71, 13,722.46 and 5,467.65 is: 7,545.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.71 : 13,722.46 = 5,467.65 : x
  2. Step 2: Convert to fraction form
    9,943.71/13,722.46 = 5,467.65/x
  3. Step 3: Cross multiply
    9,943.71x = 13,722.46 × 5,467.65
  4. Step 4: Simplify right side
    9,943.71x = 75,029,608.42
  5. Step 5: Solve for x
    x = 75,029,608.42/9,943.71
  6. Step 6: Final answer
    x = 7,545.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.