Home / 6,604.20-9,113.26-3,950.64

Finding the Fourth Proportional to 6,604.20, 9,113.26 and 3,950.64

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Solution

The fourth proportional to 6,604.20, 9,113.26 and 3,950.64 is: 5,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.20 : 9,113.26 = 3,950.64 : x
  2. Step 2: Convert to fraction form
    6,604.20/9,113.26 = 3,950.64/x
  3. Step 3: Cross multiply
    6,604.20x = 9,113.26 × 3,950.64
  4. Step 4: Simplify right side
    6,604.20x = 36,003,209.49
  5. Step 5: Solve for x
    x = 36,003,209.49/6,604.20
  6. Step 6: Final answer
    x = 5,451.56

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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.