Home / 6,475.08-9,711.18-2,578.44

Finding the Fourth Proportional to 6,475.08, 9,711.18 and 2,578.44

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Solution

The fourth proportional to 6,475.08, 9,711.18 and 2,578.44 is: 3,867.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475.08 : 9,711.18 = 2,578.44 : x
  2. Step 2: Convert to fraction form
    6,475.08/9,711.18 = 2,578.44/x
  3. Step 3: Cross multiply
    6,475.08x = 9,711.18 × 2,578.44
  4. Step 4: Simplify right side
    6,475.08x = 25,039,694.96
  5. Step 5: Solve for x
    x = 25,039,694.96/6,475.08
  6. Step 6: Final answer
    x = 3,867.09

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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.