Home / 10,917.97-15,064.86-6,201.34

Finding the Fourth Proportional to 10,917.97, 15,064.86 and 6,201.34

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Solution

The fourth proportional to 10,917.97, 15,064.86 and 6,201.34 is: 8,556.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917.97 : 15,064.86 = 6,201.34 : x
  2. Step 2: Convert to fraction form
    10,917.97/15,064.86 = 6,201.34/x
  3. Step 3: Cross multiply
    10,917.97x = 15,064.86 × 6,201.34
  4. Step 4: Simplify right side
    10,917.97x = 93,422,318.91
  5. Step 5: Solve for x
    x = 93,422,318.91/10,917.97
  6. Step 6: Final answer
    x = 8,556.75

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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.