Home / 3,403.01-4,696.43-1,911.03

Finding the Fourth Proportional to 3,403.01, 4,696.43 and 1,911.03

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Solution

The fourth proportional to 3,403.01, 4,696.43 and 1,911.03 is: 2,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.01 : 4,696.43 = 1,911.03 : x
  2. Step 2: Convert to fraction form
    3,403.01/4,696.43 = 1,911.03/x
  3. Step 3: Cross multiply
    3,403.01x = 4,696.43 × 1,911.03
  4. Step 4: Simplify right side
    3,403.01x = 8,975,018.62
  5. Step 5: Solve for x
    x = 8,975,018.62/3,403.01
  6. Step 6: Final answer
    x = 2,637.38

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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.