Home / 5,322.45-7,340.79-4,622.61

Finding the Fourth Proportional to 5,322.45, 7,340.79 and 4,622.61

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Solution

The fourth proportional to 5,322.45, 7,340.79 and 4,622.61 is: 6,375.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.45 : 7,340.79 = 4,622.61 : x
  2. Step 2: Convert to fraction form
    5,322.45/7,340.79 = 4,622.61/x
  3. Step 3: Cross multiply
    5,322.45x = 7,340.79 × 4,622.61
  4. Step 4: Simplify right side
    5,322.45x = 33,933,609.26
  5. Step 5: Solve for x
    x = 33,933,609.26/5,322.45
  6. Step 6: Final answer
    x = 6,375.56

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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.