Home / 6,375.76-8,798.96-3,723.04

Finding the Fourth Proportional to 6,375.76, 8,798.96 and 3,723.04

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Solution

The fourth proportional to 6,375.76, 8,798.96 and 3,723.04 is: 5,138.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.76 : 8,798.96 = 3,723.04 : x
  2. Step 2: Convert to fraction form
    6,375.76/8,798.96 = 3,723.04/x
  3. Step 3: Cross multiply
    6,375.76x = 8,798.96 × 3,723.04
  4. Step 4: Simplify right side
    6,375.76x = 32,758,880.04
  5. Step 5: Solve for x
    x = 32,758,880.04/6,375.76
  6. Step 6: Final answer
    x = 5,138.04

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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.