Home / 3,316.16-4,974.20-1,007.66

Finding the Fourth Proportional to 3,316.16, 4,974.20 and 1,007.66

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Solution

The fourth proportional to 3,316.16, 4,974.20 and 1,007.66 is: 1,511.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.16 : 4,974.20 = 1,007.66 : x
  2. Step 2: Convert to fraction form
    3,316.16/4,974.20 = 1,007.66/x
  3. Step 3: Cross multiply
    3,316.16x = 4,974.20 × 1,007.66
  4. Step 4: Simplify right side
    3,316.16x = 5,012,272.46
  5. Step 5: Solve for x
    x = 5,012,272.46/3,316.16
  6. Step 6: Final answer
    x = 1,511.47

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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.