Home / 6,904.80-10,350.92-2,519.20

Finding the Fourth Proportional to 6,904.80, 10,350.92 and 2,519.20

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Solution

The fourth proportional to 6,904.80, 10,350.92 and 2,519.20 is: 3,776.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.80 : 10,350.92 = 2,519.20 : x
  2. Step 2: Convert to fraction form
    6,904.80/10,350.92 = 2,519.20/x
  3. Step 3: Cross multiply
    6,904.80x = 10,350.92 × 2,519.20
  4. Step 4: Simplify right side
    6,904.80x = 26,076,037.66
  5. Step 5: Solve for x
    x = 26,076,037.66/6,904.80
  6. Step 6: Final answer
    x = 3,776.51

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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.