Home / 3,403.27-4,696.45-1,911.52

Finding the Fourth Proportional to 3,403.27, 4,696.45 and 1,911.52

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Solution

The fourth proportional to 3,403.27, 4,696.45 and 1,911.52 is: 2,637.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.27 : 4,696.45 = 1,911.52 : x
  2. Step 2: Convert to fraction form
    3,403.27/4,696.45 = 1,911.52/x
  3. Step 3: Cross multiply
    3,403.27x = 4,696.45 × 1,911.52
  4. Step 4: Simplify right side
    3,403.27x = 8,977,358.10
  5. Step 5: Solve for x
    x = 8,977,358.10/3,403.27
  6. Step 6: Final answer
    x = 2,637.86

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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.