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Finding the Fourth Proportional to 6,669.93, 9,997.94 and 2,507.07

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Solution

The fourth proportional to 6,669.93, 9,997.94 and 2,507.07 is: 3,757.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.93 : 9,997.94 = 2,507.07 : x
  2. Step 2: Convert to fraction form
    6,669.93/9,997.94 = 2,507.07/x
  3. Step 3: Cross multiply
    6,669.93x = 9,997.94 × 2,507.07
  4. Step 4: Simplify right side
    6,669.93x = 25,065,472.91
  5. Step 5: Solve for x
    x = 25,065,472.91/6,669.93
  6. Step 6: Final answer
    x = 3,757.98

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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.