Home / 9,238.20-13,859.30-3,395.24

Finding the Fourth Proportional to 9,238.20, 13,859.30 and 3,395.24

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Solution

The fourth proportional to 9,238.20, 13,859.30 and 3,395.24 is: 5,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.20 : 13,859.30 = 3,395.24 : x
  2. Step 2: Convert to fraction form
    9,238.20/13,859.30 = 3,395.24/x
  3. Step 3: Cross multiply
    9,238.20x = 13,859.30 × 3,395.24
  4. Step 4: Simplify right side
    9,238.20x = 47,055,649.73
  5. Step 5: Solve for x
    x = 47,055,649.73/9,238.20
  6. Step 6: Final answer
    x = 5,093.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.