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Finding the Fourth Proportional to 6,617.65, 9,966.09 and 6,027.16

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Solution

The fourth proportional to 6,617.65, 9,966.09 and 6,027.16 is: 9,076.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.65 : 9,966.09 = 6,027.16 : x
  2. Step 2: Convert to fraction form
    6,617.65/9,966.09 = 6,027.16/x
  3. Step 3: Cross multiply
    6,617.65x = 9,966.09 × 6,027.16
  4. Step 4: Simplify right side
    6,617.65x = 60,067,219.00
  5. Step 5: Solve for x
    x = 60,067,219.00/6,617.65
  6. Step 6: Final answer
    x = 9,076.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.