Home / 9,943.29-13,722.12-5,467.41

Finding the Fourth Proportional to 9,943.29, 13,722.12 and 5,467.41

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Solution

The fourth proportional to 9,943.29, 13,722.12 and 5,467.41 is: 7,545.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.29 : 13,722.12 = 5,467.41 : x
  2. Step 2: Convert to fraction form
    9,943.29/13,722.12 = 5,467.41/x
  3. Step 3: Cross multiply
    9,943.29x = 13,722.12 × 5,467.41
  4. Step 4: Simplify right side
    9,943.29x = 75,024,456.11
  5. Step 5: Solve for x
    x = 75,024,456.11/9,943.29
  6. Step 6: Final answer
    x = 7,545.23

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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.