Home / 5,528.24-7,629-3,170.96

Finding the Fourth Proportional to 5,528.24, 7,629 and 3,170.96

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Solution

The fourth proportional to 5,528.24, 7,629 and 3,170.96 is: 4,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.24 : 7,629 = 3,170.96 : x
  2. Step 2: Convert to fraction form
    5,528.24/7,629 = 3,170.96/x
  3. Step 3: Cross multiply
    5,528.24x = 7,629 × 3,170.96
  4. Step 4: Simplify right side
    5,528.24x = 24,191,253.84
  5. Step 5: Solve for x
    x = 24,191,253.84/5,528.24
  6. Step 6: Final answer
    x = 4,375.94

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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.