Home / 6,736.80-10,103.16-2,840.28

Finding the Fourth Proportional to 6,736.80, 10,103.16 and 2,840.28

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Solution

The fourth proportional to 6,736.80, 10,103.16 and 2,840.28 is: 4,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.80 : 10,103.16 = 2,840.28 : x
  2. Step 2: Convert to fraction form
    6,736.80/10,103.16 = 2,840.28/x
  3. Step 3: Cross multiply
    6,736.80x = 10,103.16 × 2,840.28
  4. Step 4: Simplify right side
    6,736.80x = 28,695,803.28
  5. Step 5: Solve for x
    x = 28,695,803.28/6,736.80
  6. Step 6: Final answer
    x = 4,259.56

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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.