Home / 6,340.43-9,515.31-3,008.69

Finding the Fourth Proportional to 6,340.43, 9,515.31 and 3,008.69

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Solution

The fourth proportional to 6,340.43, 9,515.31 and 3,008.69 is: 4,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.43 : 9,515.31 = 3,008.69 : x
  2. Step 2: Convert to fraction form
    6,340.43/9,515.31 = 3,008.69/x
  3. Step 3: Cross multiply
    6,340.43x = 9,515.31 × 3,008.69
  4. Step 4: Simplify right side
    6,340.43x = 28,628,555.42
  5. Step 5: Solve for x
    x = 28,628,555.42/6,340.43
  6. Step 6: Final answer
    x = 4,515.24

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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.