Home / 5,528.58-7,629.48-3,170.94

Finding the Fourth Proportional to 5,528.58, 7,629.48 and 3,170.94

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Solution

The fourth proportional to 5,528.58, 7,629.48 and 3,170.94 is: 4,375.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.58 : 7,629.48 = 3,170.94 : x
  2. Step 2: Convert to fraction form
    5,528.58/7,629.48 = 3,170.94/x
  3. Step 3: Cross multiply
    5,528.58x = 7,629.48 × 3,170.94
  4. Step 4: Simplify right side
    5,528.58x = 24,192,623.31
  5. Step 5: Solve for x
    x = 24,192,623.31/5,528.58
  6. Step 6: Final answer
    x = 4,375.92

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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.