Home / 11,249.16-15,523.08-6,212.39

Finding the Fourth Proportional to 11,249.16, 15,523.08 and 6,212.39

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Solution

The fourth proportional to 11,249.16, 15,523.08 and 6,212.39 is: 8,572.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.16 : 15,523.08 = 6,212.39 : x
  2. Step 2: Convert to fraction form
    11,249.16/15,523.08 = 6,212.39/x
  3. Step 3: Cross multiply
    11,249.16x = 15,523.08 × 6,212.39
  4. Step 4: Simplify right side
    11,249.16x = 96,435,349.35
  5. Step 5: Solve for x
    x = 96,435,349.35/11,249.16
  6. Step 6: Final answer
    x = 8,572.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.