Home / 6,763.76-10,145.62-2,380.72

Finding the Fourth Proportional to 6,763.76, 10,145.62 and 2,380.72

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Solution

The fourth proportional to 6,763.76, 10,145.62 and 2,380.72 is: 3,571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.76 : 10,145.62 = 2,380.72 : x
  2. Step 2: Convert to fraction form
    6,763.76/10,145.62 = 2,380.72/x
  3. Step 3: Cross multiply
    6,763.76x = 10,145.62 × 2,380.72
  4. Step 4: Simplify right side
    6,763.76x = 24,153,880.45
  5. Step 5: Solve for x
    x = 24,153,880.45/6,763.76
  6. Step 6: Final answer
    x = 3,571.07

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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.