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Finding the Fourth Proportional to 6,625.84, 9,932.24 and 3,165.52

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Solution

The fourth proportional to 6,625.84, 9,932.24 and 3,165.52 is: 4,745.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.84 : 9,932.24 = 3,165.52 : x
  2. Step 2: Convert to fraction form
    6,625.84/9,932.24 = 3,165.52/x
  3. Step 3: Cross multiply
    6,625.84x = 9,932.24 × 3,165.52
  4. Step 4: Simplify right side
    6,625.84x = 31,440,704.36
  5. Step 5: Solve for x
    x = 31,440,704.36/6,625.84
  6. Step 6: Final answer
    x = 4,745.17

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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.