Home / 5,057.87-6,979.01-3,376.58

Finding the Fourth Proportional to 5,057.87, 6,979.01 and 3,376.58

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Solution

The fourth proportional to 5,057.87, 6,979.01 and 3,376.58 is: 4,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.87 : 6,979.01 = 3,376.58 : x
  2. Step 2: Convert to fraction form
    5,057.87/6,979.01 = 3,376.58/x
  3. Step 3: Cross multiply
    5,057.87x = 6,979.01 × 3,376.58
  4. Step 4: Simplify right side
    5,057.87x = 23,565,133.81
  5. Step 5: Solve for x
    x = 23,565,133.81/5,057.87
  6. Step 6: Final answer
    x = 4,659.11

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Why These Related Problems?

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