Home / 6,960.20-10,440.41-2,280.70

Finding the Fourth Proportional to 6,960.20, 10,440.41 and 2,280.70

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Solution

The fourth proportional to 6,960.20, 10,440.41 and 2,280.70 is: 3,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.20 : 10,440.41 = 2,280.70 : x
  2. Step 2: Convert to fraction form
    6,960.20/10,440.41 = 2,280.70/x
  3. Step 3: Cross multiply
    6,960.20x = 10,440.41 × 2,280.70
  4. Step 4: Simplify right side
    6,960.20x = 23,811,405.58
  5. Step 5: Solve for x
    x = 23,811,405.58/6,960.20
  6. Step 6: Final answer
    x = 3,421.08

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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.