Home / 11,337.78-15,645.82-6,301.88

Finding the Fourth Proportional to 11,337.78, 15,645.82 and 6,301.88

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Solution

The fourth proportional to 11,337.78, 15,645.82 and 6,301.88 is: 8,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.78 : 15,645.82 = 6,301.88 : x
  2. Step 2: Convert to fraction form
    11,337.78/15,645.82 = 6,301.88/x
  3. Step 3: Cross multiply
    11,337.78x = 15,645.82 × 6,301.88
  4. Step 4: Simplify right side
    11,337.78x = 98,598,080.14
  5. Step 5: Solve for x
    x = 98,598,080.14/11,337.78
  6. Step 6: Final answer
    x = 8,696.42

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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.