Home / 2,310.39-3,463.02-1,078.11

Finding the Fourth Proportional to 2,310.39, 3,463.02 and 1,078.11

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Solution

The fourth proportional to 2,310.39, 3,463.02 and 1,078.11 is: 1,615.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.39 : 3,463.02 = 1,078.11 : x
  2. Step 2: Convert to fraction form
    2,310.39/3,463.02 = 1,078.11/x
  3. Step 3: Cross multiply
    2,310.39x = 3,463.02 × 1,078.11
  4. Step 4: Simplify right side
    2,310.39x = 3,733,516.49
  5. Step 5: Solve for x
    x = 3,733,516.49/2,310.39
  6. Step 6: Final answer
    x = 1,615.97

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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.