Home / 2,291.94-3,433.32-1,057.68

Finding the Fourth Proportional to 2,291.94, 3,433.32 and 1,057.68

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Solution

The fourth proportional to 2,291.94, 3,433.32 and 1,057.68 is: 1,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.94 : 3,433.32 = 1,057.68 : x
  2. Step 2: Convert to fraction form
    2,291.94/3,433.32 = 1,057.68/x
  3. Step 3: Cross multiply
    2,291.94x = 3,433.32 × 1,057.68
  4. Step 4: Simplify right side
    2,291.94x = 3,631,353.90
  5. Step 5: Solve for x
    x = 3,631,353.90/2,291.94
  6. Step 6: Final answer
    x = 1,584.40

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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.