Home / 7,310.92-10,966.74-2,380.72

Finding the Fourth Proportional to 7,310.92, 10,966.74 and 2,380.72

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Solution

The fourth proportional to 7,310.92, 10,966.74 and 2,380.72 is: 3,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.92 : 10,966.74 = 2,380.72 : x
  2. Step 2: Convert to fraction form
    7,310.92/10,966.74 = 2,380.72/x
  3. Step 3: Cross multiply
    7,310.92x = 10,966.74 × 2,380.72
  4. Step 4: Simplify right side
    7,310.92x = 26,108,737.25
  5. Step 5: Solve for x
    x = 26,108,737.25/7,310.92
  6. Step 6: Final answer
    x = 3,571.20

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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.