Home / 6,220.87-9,331.99-1,838.33

Finding the Fourth Proportional to 6,220.87, 9,331.99 and 1,838.33

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Solution

The fourth proportional to 6,220.87, 9,331.99 and 1,838.33 is: 2,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.87 : 9,331.99 = 1,838.33 : x
  2. Step 2: Convert to fraction form
    6,220.87/9,331.99 = 1,838.33/x
  3. Step 3: Cross multiply
    6,220.87x = 9,331.99 × 1,838.33
  4. Step 4: Simplify right side
    6,220.87x = 17,155,277.18
  5. Step 5: Solve for x
    x = 17,155,277.18/6,220.87
  6. Step 6: Final answer
    x = 2,757.70

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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.