Home / 8,809.09-13,209.79-3,333.25

Finding the Fourth Proportional to 8,809.09, 13,209.79 and 3,333.25

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Solution

The fourth proportional to 8,809.09, 13,209.79 and 3,333.25 is: 4,998.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809.09 : 13,209.79 = 3,333.25 : x
  2. Step 2: Convert to fraction form
    8,809.09/13,209.79 = 3,333.25/x
  3. Step 3: Cross multiply
    8,809.09x = 13,209.79 × 3,333.25
  4. Step 4: Simplify right side
    8,809.09x = 44,031,532.52
  5. Step 5: Solve for x
    x = 44,031,532.52/8,809.09
  6. Step 6: Final answer
    x = 4,998.42

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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.