Home / 2,434.11-3,646.98-1,917.42

Finding the Fourth Proportional to 2,434.11, 3,646.98 and 1,917.42

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Solution

The fourth proportional to 2,434.11, 3,646.98 and 1,917.42 is: 2,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434.11 : 3,646.98 = 1,917.42 : x
  2. Step 2: Convert to fraction form
    2,434.11/3,646.98 = 1,917.42/x
  3. Step 3: Cross multiply
    2,434.11x = 3,646.98 × 1,917.42
  4. Step 4: Simplify right side
    2,434.11x = 6,992,792.39
  5. Step 5: Solve for x
    x = 6,992,792.39/2,434.11
  6. Step 6: Final answer
    x = 2,872.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.