Home / 11,165.89-16,750.71-3,667.44

Finding the Fourth Proportional to 11,165.89, 16,750.71 and 3,667.44

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Solution

The fourth proportional to 11,165.89, 16,750.71 and 3,667.44 is: 5,501.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.89 : 16,750.71 = 3,667.44 : x
  2. Step 2: Convert to fraction form
    11,165.89/16,750.71 = 3,667.44/x
  3. Step 3: Cross multiply
    11,165.89x = 16,750.71 × 3,667.44
  4. Step 4: Simplify right side
    11,165.89x = 61,432,221.19
  5. Step 5: Solve for x
    x = 61,432,221.19/11,165.89
  6. Step 6: Final answer
    x = 5,501.78

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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.