Home / 3,465.19-4,781.94-1,893.28

Finding the Fourth Proportional to 3,465.19, 4,781.94 and 1,893.28

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Solution

The fourth proportional to 3,465.19, 4,781.94 and 1,893.28 is: 2,612.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.19 : 4,781.94 = 1,893.28 : x
  2. Step 2: Convert to fraction form
    3,465.19/4,781.94 = 1,893.28/x
  3. Step 3: Cross multiply
    3,465.19x = 4,781.94 × 1,893.28
  4. Step 4: Simplify right side
    3,465.19x = 9,053,551.36
  5. Step 5: Solve for x
    x = 9,053,551.36/3,465.19
  6. Step 6: Final answer
    x = 2,612.71

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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.