Home / 3,732.12-5,153.94-2,799

Finding the Fourth Proportional to 3,732.12, 5,153.94 and 2,799

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Solution

The fourth proportional to 3,732.12, 5,153.94 and 2,799 is: 3,865.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.12 : 5,153.94 = 2,799 : x
  2. Step 2: Convert to fraction form
    3,732.12/5,153.94 = 2,799/x
  3. Step 3: Cross multiply
    3,732.12x = 5,153.94 × 2,799
  4. Step 4: Simplify right side
    3,732.12x = 14,425,878.06
  5. Step 5: Solve for x
    x = 14,425,878.06/3,732.12
  6. Step 6: Final answer
    x = 3,865.33

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1.5x scale

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.