Home / 3,856.56-5,785.23-1,083.24

Finding the Fourth Proportional to 3,856.56, 5,785.23 and 1,083.24

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Solution

The fourth proportional to 3,856.56, 5,785.23 and 1,083.24 is: 1,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856.56 : 5,785.23 = 1,083.24 : x
  2. Step 2: Convert to fraction form
    3,856.56/5,785.23 = 1,083.24/x
  3. Step 3: Cross multiply
    3,856.56x = 5,785.23 × 1,083.24
  4. Step 4: Simplify right side
    3,856.56x = 6,266,792.55
  5. Step 5: Solve for x
    x = 6,266,792.55/3,856.56
  6. Step 6: Final answer
    x = 1,624.97

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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.