Home / 3,403.17-4,696.49-1,911.11

Finding the Fourth Proportional to 3,403.17, 4,696.49 and 1,911.11

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Solution

The fourth proportional to 3,403.17, 4,696.49 and 1,911.11 is: 2,637.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.17 : 4,696.49 = 1,911.11 : x
  2. Step 2: Convert to fraction form
    3,403.17/4,696.49 = 1,911.11/x
  3. Step 3: Cross multiply
    3,403.17x = 4,696.49 × 1,911.11
  4. Step 4: Simplify right side
    3,403.17x = 8,975,490.30
  5. Step 5: Solve for x
    x = 8,975,490.30/3,403.17
  6. Step 6: Final answer
    x = 2,637.39

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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.