Home / 3,316.17-4,976.31-1,368.38

Finding the Fourth Proportional to 3,316.17, 4,976.31 and 1,368.38

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Solution

The fourth proportional to 3,316.17, 4,976.31 and 1,368.38 is: 2,053.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.17 : 4,976.31 = 1,368.38 : x
  2. Step 2: Convert to fraction form
    3,316.17/4,976.31 = 1,368.38/x
  3. Step 3: Cross multiply
    3,316.17x = 4,976.31 × 1,368.38
  4. Step 4: Simplify right side
    3,316.17x = 6,809,458.20
  5. Step 5: Solve for x
    x = 6,809,458.20/3,316.17
  6. Step 6: Final answer
    x = 2,053.41

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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.