Home / 7,375.64-11,057.78-3,476.30

Finding the Fourth Proportional to 7,375.64, 11,057.78 and 3,476.30

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Solution

The fourth proportional to 7,375.64, 11,057.78 and 3,476.30 is: 5,211.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.64 : 11,057.78 = 3,476.30 : x
  2. Step 2: Convert to fraction form
    7,375.64/11,057.78 = 3,476.30/x
  3. Step 3: Cross multiply
    7,375.64x = 11,057.78 × 3,476.30
  4. Step 4: Simplify right side
    7,375.64x = 38,440,160.61
  5. Step 5: Solve for x
    x = 38,440,160.61/7,375.64
  6. Step 6: Final answer
    x = 5,211.77

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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.