Home / 11,111.76-16,667.81-4,093.42

Finding the Fourth Proportional to 11,111.76, 16,667.81 and 4,093.42

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Solution

The fourth proportional to 11,111.76, 16,667.81 and 4,093.42 is: 6,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111.76 : 16,667.81 = 4,093.42 : x
  2. Step 2: Convert to fraction form
    11,111.76/16,667.81 = 4,093.42/x
  3. Step 3: Cross multiply
    11,111.76x = 16,667.81 × 4,093.42
  4. Step 4: Simplify right side
    11,111.76x = 68,228,346.81
  5. Step 5: Solve for x
    x = 68,228,346.81/11,111.76
  6. Step 6: Final answer
    x = 6,140.19

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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.