Home / 10,810.80-16,208.66-5,535.56

Finding the Fourth Proportional to 10,810.80, 16,208.66 and 5,535.56

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Solution

The fourth proportional to 10,810.80, 16,208.66 and 5,535.56 is: 8,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.80 : 16,208.66 = 5,535.56 : x
  2. Step 2: Convert to fraction form
    10,810.80/16,208.66 = 5,535.56/x
  3. Step 3: Cross multiply
    10,810.80x = 16,208.66 × 5,535.56
  4. Step 4: Simplify right side
    10,810.80x = 89,724,009.95
  5. Step 5: Solve for x
    x = 89,724,009.95/10,810.80
  6. Step 6: Final answer
    x = 8,299.48

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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.