Home / 9,943.66-13,722.60-5,467.75

Finding the Fourth Proportional to 9,943.66, 13,722.60 and 5,467.75

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Solution

The fourth proportional to 9,943.66, 13,722.60 and 5,467.75 is: 7,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.66 : 13,722.60 = 5,467.75 : x
  2. Step 2: Convert to fraction form
    9,943.66/13,722.60 = 5,467.75/x
  3. Step 3: Cross multiply
    9,943.66x = 13,722.60 × 5,467.75
  4. Step 4: Simplify right side
    9,943.66x = 75,031,650.20
  5. Step 5: Solve for x
    x = 75,031,650.20/9,943.66
  6. Step 6: Final answer
    x = 7,545.68

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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.