Home / 11,360.78-17,043.32-3,967.34

Finding the Fourth Proportional to 11,360.78, 17,043.32 and 3,967.34

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Solution

The fourth proportional to 11,360.78, 17,043.32 and 3,967.34 is: 5,951.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.78 : 17,043.32 = 3,967.34 : x
  2. Step 2: Convert to fraction form
    11,360.78/17,043.32 = 3,967.34/x
  3. Step 3: Cross multiply
    11,360.78x = 17,043.32 × 3,967.34
  4. Step 4: Simplify right side
    11,360.78x = 67,616,645.17
  5. Step 5: Solve for x
    x = 67,616,645.17/11,360.78
  6. Step 6: Final answer
    x = 5,951.76

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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.