Home / 11,166.82-16,750.60-5,617.14

Finding the Fourth Proportional to 11,166.82, 16,750.60 and 5,617.14

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Solution

The fourth proportional to 11,166.82, 16,750.60 and 5,617.14 is: 8,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.82 : 16,750.60 = 5,617.14 : x
  2. Step 2: Convert to fraction form
    11,166.82/16,750.60 = 5,617.14/x
  3. Step 3: Cross multiply
    11,166.82x = 16,750.60 × 5,617.14
  4. Step 4: Simplify right side
    11,166.82x = 94,090,465.28
  5. Step 5: Solve for x
    x = 94,090,465.28/11,166.82
  6. Step 6: Final answer
    x = 8,425.90

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1.5x scale

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.