Home / 3,850.52-5,314.58-2,453

Finding the Fourth Proportional to 3,850.52, 5,314.58 and 2,453

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Solution

The fourth proportional to 3,850.52, 5,314.58 and 2,453 is: 3,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.52 : 5,314.58 = 2,453 : x
  2. Step 2: Convert to fraction form
    3,850.52/5,314.58 = 2,453/x
  3. Step 3: Cross multiply
    3,850.52x = 5,314.58 × 2,453
  4. Step 4: Simplify right side
    3,850.52x = 13,036,664.74
  5. Step 5: Solve for x
    x = 13,036,664.74/3,850.52
  6. Step 6: Final answer
    x = 3,385.69

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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.