Home / 5,057.87-6,979.87-2,933.81

Finding the Fourth Proportional to 5,057.87, 6,979.87 and 2,933.81

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Solution

The fourth proportional to 5,057.87, 6,979.87 and 2,933.81 is: 4,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.87 : 6,979.87 = 2,933.81 : x
  2. Step 2: Convert to fraction form
    5,057.87/6,979.87 = 2,933.81/x
  3. Step 3: Cross multiply
    5,057.87x = 6,979.87 × 2,933.81
  4. Step 4: Simplify right side
    5,057.87x = 20,477,581.17
  5. Step 5: Solve for x
    x = 20,477,581.17/5,057.87
  6. Step 6: Final answer
    x = 4,048.66

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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.