Home / 4,092.56-6,135.60-1,785.68

Finding the Fourth Proportional to 4,092.56, 6,135.60 and 1,785.68

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Solution

The fourth proportional to 4,092.56, 6,135.60 and 1,785.68 is: 2,677.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.56 : 6,135.60 = 1,785.68 : x
  2. Step 2: Convert to fraction form
    4,092.56/6,135.60 = 1,785.68/x
  3. Step 3: Cross multiply
    4,092.56x = 6,135.60 × 1,785.68
  4. Step 4: Simplify right side
    4,092.56x = 10,956,218.21
  5. Step 5: Solve for x
    x = 10,956,218.21/4,092.56
  6. Step 6: Final answer
    x = 2,677.11

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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.