Home / 11,182.45-16,774.08-3,391.06

Finding the Fourth Proportional to 11,182.45, 16,774.08 and 3,391.06

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Solution

The fourth proportional to 11,182.45, 16,774.08 and 3,391.06 is: 5,086.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.45 : 16,774.08 = 3,391.06 : x
  2. Step 2: Convert to fraction form
    11,182.45/16,774.08 = 3,391.06/x
  3. Step 3: Cross multiply
    11,182.45x = 16,774.08 × 3,391.06
  4. Step 4: Simplify right side
    11,182.45x = 56,881,911.72
  5. Step 5: Solve for x
    x = 56,881,911.72/11,182.45
  6. Step 6: Final answer
    x = 5,086.71

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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.