Home / 3,858.14-5,785.14-1,224.93

Finding the Fourth Proportional to 3,858.14, 5,785.14 and 1,224.93

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Solution

The fourth proportional to 3,858.14, 5,785.14 and 1,224.93 is: 1,836.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.14 : 5,785.14 = 1,224.93 : x
  2. Step 2: Convert to fraction form
    3,858.14/5,785.14 = 1,224.93/x
  3. Step 3: Cross multiply
    3,858.14x = 5,785.14 × 1,224.93
  4. Step 4: Simplify right side
    3,858.14x = 7,086,374.44
  5. Step 5: Solve for x
    x = 7,086,374.44/3,858.14
  6. Step 6: Final answer
    x = 1,836.74

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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.