Home / 11,140.93-16,694.99-6,203.78

Finding the Fourth Proportional to 11,140.93, 16,694.99 and 6,203.78

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Solution

The fourth proportional to 11,140.93, 16,694.99 and 6,203.78 is: 9,296.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.93 : 16,694.99 = 6,203.78 : x
  2. Step 2: Convert to fraction form
    11,140.93/16,694.99 = 6,203.78/x
  3. Step 3: Cross multiply
    11,140.93x = 16,694.99 × 6,203.78
  4. Step 4: Simplify right side
    11,140.93x = 103,572,045.06
  5. Step 5: Solve for x
    x = 103,572,045.06/11,140.93
  6. Step 6: Final answer
    x = 9,296.53

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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.