Home / 9,943.94-13,722.28-5,467.66

Finding the Fourth Proportional to 9,943.94, 13,722.28 and 5,467.66

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Solution

The fourth proportional to 9,943.94, 13,722.28 and 5,467.66 is: 7,545.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.94 : 13,722.28 = 5,467.66 : x
  2. Step 2: Convert to fraction form
    9,943.94/13,722.28 = 5,467.66/x
  3. Step 3: Cross multiply
    9,943.94x = 13,722.28 × 5,467.66
  4. Step 4: Simplify right side
    9,943.94x = 75,028,761.46
  5. Step 5: Solve for x
    x = 75,028,761.46/9,943.94
  6. Step 6: Final answer
    x = 7,545.17

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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.