Home / 11,043.31-15,239.77-6,330.33

Finding the Fourth Proportional to 11,043.31, 15,239.77 and 6,330.33

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Solution

The fourth proportional to 11,043.31, 15,239.77 and 6,330.33 is: 8,735.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.31 : 15,239.77 = 6,330.33 : x
  2. Step 2: Convert to fraction form
    11,043.31/15,239.77 = 6,330.33/x
  3. Step 3: Cross multiply
    11,043.31x = 15,239.77 × 6,330.33
  4. Step 4: Simplify right side
    11,043.31x = 96,472,773.22
  5. Step 5: Solve for x
    x = 96,472,773.22/11,043.31
  6. Step 6: Final answer
    x = 8,735.86

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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.