Home / 9,943.47-13,722.19-5,467.41

Finding the Fourth Proportional to 9,943.47, 13,722.19 and 5,467.41

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Solution

The fourth proportional to 9,943.47, 13,722.19 and 5,467.41 is: 7,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.47 : 13,722.19 = 5,467.41 : x
  2. Step 2: Convert to fraction form
    9,943.47/13,722.19 = 5,467.41/x
  3. Step 3: Cross multiply
    9,943.47x = 13,722.19 × 5,467.41
  4. Step 4: Simplify right side
    9,943.47x = 75,024,770.22
  5. Step 5: Solve for x
    x = 75,024,770.22/9,943.47
  6. Step 6: Final answer
    x = 7,545.13

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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.