Home / 5,863.36-8,785.86-3,517.60

Finding the Fourth Proportional to 5,863.36, 8,785.86 and 3,517.60

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Solution

The fourth proportional to 5,863.36, 8,785.86 and 3,517.60 is: 5,270.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863.36 : 8,785.86 = 3,517.60 : x
  2. Step 2: Convert to fraction form
    5,863.36/8,785.86 = 3,517.60/x
  3. Step 3: Cross multiply
    5,863.36x = 8,785.86 × 3,517.60
  4. Step 4: Simplify right side
    5,863.36x = 30,905,141.14
  5. Step 5: Solve for x
    x = 30,905,141.14/5,863.36
  6. Step 6: Final answer
    x = 5,270.89

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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.