Home / 9,939.18-13,701.62-6,945.73

Finding the Fourth Proportional to 9,939.18, 13,701.62 and 6,945.73

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Solution

The fourth proportional to 9,939.18, 13,701.62 and 6,945.73 is: 9,575.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.18 : 13,701.62 = 6,945.73 : x
  2. Step 2: Convert to fraction form
    9,939.18/13,701.62 = 6,945.73/x
  3. Step 3: Cross multiply
    9,939.18x = 13,701.62 × 6,945.73
  4. Step 4: Simplify right side
    9,939.18x = 95,167,736.19
  5. Step 5: Solve for x
    x = 95,167,736.19/9,939.18
  6. Step 6: Final answer
    x = 9,575.01

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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.