Home / 8,822.58-13,235.49-2,899.80

Finding the Fourth Proportional to 8,822.58, 13,235.49 and 2,899.80

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Solution

The fourth proportional to 8,822.58, 13,235.49 and 2,899.80 is: 4,350.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822.58 : 13,235.49 = 2,899.80 : x
  2. Step 2: Convert to fraction form
    8,822.58/13,235.49 = 2,899.80/x
  3. Step 3: Cross multiply
    8,822.58x = 13,235.49 × 2,899.80
  4. Step 4: Simplify right side
    8,822.58x = 38,380,241.71
  5. Step 5: Solve for x
    x = 38,380,241.71/8,822.58
  6. Step 6: Final answer
    x = 4,350.23

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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.