Home / 10,360.12-15,546.12-3,785.44

Finding the Fourth Proportional to 10,360.12, 15,546.12 and 3,785.44

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Solution

The fourth proportional to 10,360.12, 15,546.12 and 3,785.44 is: 5,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.12 : 15,546.12 = 3,785.44 : x
  2. Step 2: Convert to fraction form
    10,360.12/15,546.12 = 3,785.44/x
  3. Step 3: Cross multiply
    10,360.12x = 15,546.12 × 3,785.44
  4. Step 4: Simplify right side
    10,360.12x = 58,848,904.49
  5. Step 5: Solve for x
    x = 58,848,904.49/10,360.12
  6. Step 6: Final answer
    x = 5,680.33

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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.