Home / 12,560.80-18,839.52-3,796.24

Finding the Fourth Proportional to 12,560.80, 18,839.52 and 3,796.24

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Solution

The fourth proportional to 12,560.80, 18,839.52 and 3,796.24 is: 5,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.80 : 18,839.52 = 3,796.24 : x
  2. Step 2: Convert to fraction form
    12,560.80/18,839.52 = 3,796.24/x
  3. Step 3: Cross multiply
    12,560.80x = 18,839.52 × 3,796.24
  4. Step 4: Simplify right side
    12,560.80x = 71,519,339.40
  5. Step 5: Solve for x
    x = 71,519,339.40/12,560.80
  6. Step 6: Final answer
    x = 5,693.85

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1.5x scale

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.