Home / 6,960.57-10,440.39-3,263.61

Finding the Fourth Proportional to 6,960.57, 10,440.39 and 3,263.61

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Solution

The fourth proportional to 6,960.57, 10,440.39 and 3,263.61 is: 4,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.57 : 10,440.39 = 3,263.61 : x
  2. Step 2: Convert to fraction form
    6,960.57/10,440.39 = 3,263.61/x
  3. Step 3: Cross multiply
    6,960.57x = 10,440.39 × 3,263.61
  4. Step 4: Simplify right side
    6,960.57x = 34,073,361.21
  5. Step 5: Solve for x
    x = 34,073,361.21/6,960.57
  6. Step 6: Final answer
    x = 4,895.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.