Home / 3,402.90-4,696.92-2,077.11

Finding the Fourth Proportional to 3,402.90, 4,696.92 and 2,077.11

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Solution

The fourth proportional to 3,402.90, 4,696.92 and 2,077.11 is: 2,866.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.90 : 4,696.92 = 2,077.11 : x
  2. Step 2: Convert to fraction form
    3,402.90/4,696.92 = 2,077.11/x
  3. Step 3: Cross multiply
    3,402.90x = 4,696.92 × 2,077.11
  4. Step 4: Simplify right side
    3,402.90x = 9,756,019.50
  5. Step 5: Solve for x
    x = 9,756,019.50/3,402.90
  6. Step 6: Final answer
    x = 2,866.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.