Home / 5,471.06-8,200.70-2,653.93

Finding the Fourth Proportional to 5,471.06, 8,200.70 and 2,653.93

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Solution

The fourth proportional to 5,471.06, 8,200.70 and 2,653.93 is: 3,978.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.06 : 8,200.70 = 2,653.93 : x
  2. Step 2: Convert to fraction form
    5,471.06/8,200.70 = 2,653.93/x
  3. Step 3: Cross multiply
    5,471.06x = 8,200.70 × 2,653.93
  4. Step 4: Simplify right side
    5,471.06x = 21,764,083.75
  5. Step 5: Solve for x
    x = 21,764,083.75/5,471.06
  6. Step 6: Final answer
    x = 3,978.04

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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.