Home / 5,057.25-6,981.90-3,852.78

Finding the Fourth Proportional to 5,057.25, 6,981.90 and 3,852.78

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Solution

The fourth proportional to 5,057.25, 6,981.90 and 3,852.78 is: 5,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.25 : 6,981.90 = 3,852.78 : x
  2. Step 2: Convert to fraction form
    5,057.25/6,981.90 = 3,852.78/x
  3. Step 3: Cross multiply
    5,057.25x = 6,981.90 × 3,852.78
  4. Step 4: Simplify right side
    5,057.25x = 26,899,724.68
  5. Step 5: Solve for x
    x = 26,899,724.68/5,057.25
  6. Step 6: Final answer
    x = 5,319.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.