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Finding the Fourth Proportional to 6,661.14, 9,969.75 and 5,932.14

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Solution

The fourth proportional to 6,661.14, 9,969.75 and 5,932.14 is: 8,878.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661.14 : 9,969.75 = 5,932.14 : x
  2. Step 2: Convert to fraction form
    6,661.14/9,969.75 = 5,932.14/x
  3. Step 3: Cross multiply
    6,661.14x = 9,969.75 × 5,932.14
  4. Step 4: Simplify right side
    6,661.14x = 59,141,952.77
  5. Step 5: Solve for x
    x = 59,141,952.77/6,661.14
  6. Step 6: Final answer
    x = 8,878.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.