Home / 8,868.80-13,294.73-3,320.84

Finding the Fourth Proportional to 8,868.80, 13,294.73 and 3,320.84

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Solution

The fourth proportional to 8,868.80, 13,294.73 and 3,320.84 is: 4,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.80 : 13,294.73 = 3,320.84 : x
  2. Step 2: Convert to fraction form
    8,868.80/13,294.73 = 3,320.84/x
  3. Step 3: Cross multiply
    8,868.80x = 13,294.73 × 3,320.84
  4. Step 4: Simplify right side
    8,868.80x = 44,149,588.10
  5. Step 5: Solve for x
    x = 44,149,588.10/8,868.80
  6. Step 6: Final answer
    x = 4,978.08

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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.