Home / 9,943.24-13,722-5,467.15

Finding the Fourth Proportional to 9,943.24, 13,722 and 5,467.15

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Solution

The fourth proportional to 9,943.24, 13,722 and 5,467.15 is: 7,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.24 : 13,722 = 5,467.15 : x
  2. Step 2: Convert to fraction form
    9,943.24/13,722 = 5,467.15/x
  3. Step 3: Cross multiply
    9,943.24x = 13,722 × 5,467.15
  4. Step 4: Simplify right side
    9,943.24x = 75,020,232.30
  5. Step 5: Solve for x
    x = 75,020,232.30/9,943.24
  6. Step 6: Final answer
    x = 7,544.85

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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.