Home / 11,358.48-17,039.32-3,961.86

Finding the Fourth Proportional to 11,358.48, 17,039.32 and 3,961.86

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Solution

The fourth proportional to 11,358.48, 17,039.32 and 3,961.86 is: 5,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.48 : 17,039.32 = 3,961.86 : x
  2. Step 2: Convert to fraction form
    11,358.48/17,039.32 = 3,961.86/x
  3. Step 3: Cross multiply
    11,358.48x = 17,039.32 × 3,961.86
  4. Step 4: Simplify right side
    11,358.48x = 67,507,400.34
  5. Step 5: Solve for x
    x = 67,507,400.34/11,358.48
  6. Step 6: Final answer
    x = 5,943.35

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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.