Home / 8,812.44-13,219.02-2,238.79

Finding the Fourth Proportional to 8,812.44, 13,219.02 and 2,238.79

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Solution

The fourth proportional to 8,812.44, 13,219.02 and 2,238.79 is: 3,358.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.44 : 13,219.02 = 2,238.79 : x
  2. Step 2: Convert to fraction form
    8,812.44/13,219.02 = 2,238.79/x
  3. Step 3: Cross multiply
    8,812.44x = 13,219.02 × 2,238.79
  4. Step 4: Simplify right side
    8,812.44x = 29,594,634.44
  5. Step 5: Solve for x
    x = 29,594,634.44/8,812.44
  6. Step 6: Final answer
    x = 3,358.28

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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.