Home / 8,808.02-13,212.48-5,107.43

Finding the Fourth Proportional to 8,808.02, 13,212.48 and 5,107.43

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Solution

The fourth proportional to 8,808.02, 13,212.48 and 5,107.43 is: 7,661.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.02 : 13,212.48 = 5,107.43 : x
  2. Step 2: Convert to fraction form
    8,808.02/13,212.48 = 5,107.43/x
  3. Step 3: Cross multiply
    8,808.02x = 13,212.48 × 5,107.43
  4. Step 4: Simplify right side
    8,808.02x = 67,481,816.73
  5. Step 5: Solve for x
    x = 67,481,816.73/8,808.02
  6. Step 6: Final answer
    x = 7,661.41

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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.