Home / 8,375.46-11,553.93-5,722.98

Finding the Fourth Proportional to 8,375.46, 11,553.93 and 5,722.98

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Solution

The fourth proportional to 8,375.46, 11,553.93 and 5,722.98 is: 7,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.46 : 11,553.93 = 5,722.98 : x
  2. Step 2: Convert to fraction form
    8,375.46/11,553.93 = 5,722.98/x
  3. Step 3: Cross multiply
    8,375.46x = 11,553.93 × 5,722.98
  4. Step 4: Simplify right side
    8,375.46x = 66,122,910.31
  5. Step 5: Solve for x
    x = 66,122,910.31/8,375.46
  6. Step 6: Final answer
    x = 7,894.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.