Home / 10,076.33-13,904.38-9,333.29

Finding the Fourth Proportional to 10,076.33, 13,904.38 and 9,333.29

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Solution

The fourth proportional to 10,076.33, 13,904.38 and 9,333.29 is: 12,879.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.33 : 13,904.38 = 9,333.29 : x
  2. Step 2: Convert to fraction form
    10,076.33/13,904.38 = 9,333.29/x
  3. Step 3: Cross multiply
    10,076.33x = 13,904.38 × 9,333.29
  4. Step 4: Simplify right side
    10,076.33x = 129,773,610.81
  5. Step 5: Solve for x
    x = 129,773,610.81/10,076.33
  6. Step 6: Final answer
    x = 12,879.06

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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.