Home / 10,788.66-16,177.08-4,123.68

Finding the Fourth Proportional to 10,788.66, 16,177.08 and 4,123.68

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Solution

The fourth proportional to 10,788.66, 16,177.08 and 4,123.68 is: 6,183.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.66 : 16,177.08 = 4,123.68 : x
  2. Step 2: Convert to fraction form
    10,788.66/16,177.08 = 4,123.68/x
  3. Step 3: Cross multiply
    10,788.66x = 16,177.08 × 4,123.68
  4. Step 4: Simplify right side
    10,788.66x = 66,709,101.25
  5. Step 5: Solve for x
    x = 66,709,101.25/10,788.66
  6. Step 6: Final answer
    x = 6,183.26

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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.