Home / 6,840.24-10,251.45-3,089.24

Finding the Fourth Proportional to 6,840.24, 10,251.45 and 3,089.24

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Solution

The fourth proportional to 6,840.24, 10,251.45 and 3,089.24 is: 4,629.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.24 : 10,251.45 = 3,089.24 : x
  2. Step 2: Convert to fraction form
    6,840.24/10,251.45 = 3,089.24/x
  3. Step 3: Cross multiply
    6,840.24x = 10,251.45 × 3,089.24
  4. Step 4: Simplify right side
    6,840.24x = 31,669,138.14
  5. Step 5: Solve for x
    x = 31,669,138.14/6,840.24
  6. Step 6: Final answer
    x = 4,629.83

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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.