Home / 4,479.46-6,717.74-1,517.29

Finding the Fourth Proportional to 4,479.46, 6,717.74 and 1,517.29

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Solution

The fourth proportional to 4,479.46, 6,717.74 and 1,517.29 is: 2,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.46 : 6,717.74 = 1,517.29 : x
  2. Step 2: Convert to fraction form
    4,479.46/6,717.74 = 1,517.29/x
  3. Step 3: Cross multiply
    4,479.46x = 6,717.74 × 1,517.29
  4. Step 4: Simplify right side
    4,479.46x = 10,192,735.34
  5. Step 5: Solve for x
    x = 10,192,735.34/4,479.46
  6. Step 6: Final answer
    x = 2,275.44

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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.