Home / 11,035.22-15,227.81-6,319.38

Finding the Fourth Proportional to 11,035.22, 15,227.81 and 6,319.38

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Solution

The fourth proportional to 11,035.22, 15,227.81 and 6,319.38 is: 8,720.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.22 : 15,227.81 = 6,319.38 : x
  2. Step 2: Convert to fraction form
    11,035.22/15,227.81 = 6,319.38/x
  3. Step 3: Cross multiply
    11,035.22x = 15,227.81 × 6,319.38
  4. Step 4: Simplify right side
    11,035.22x = 96,230,317.96
  5. Step 5: Solve for x
    x = 96,230,317.96/11,035.22
  6. Step 6: Final answer
    x = 8,720.29

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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.