Home / 8,754.12-13,102.43-6,662.84

Finding the Fourth Proportional to 8,754.12, 13,102.43 and 6,662.84

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Solution

The fourth proportional to 8,754.12, 13,102.43 and 6,662.84 is: 9,972.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.12 : 13,102.43 = 6,662.84 : x
  2. Step 2: Convert to fraction form
    8,754.12/13,102.43 = 6,662.84/x
  3. Step 3: Cross multiply
    8,754.12x = 13,102.43 × 6,662.84
  4. Step 4: Simplify right side
    8,754.12x = 87,299,295.87
  5. Step 5: Solve for x
    x = 87,299,295.87/8,754.12
  6. Step 6: Final answer
    x = 9,972.37

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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.