Home / 6,785.44-10,178.50-2,108.64

Finding the Fourth Proportional to 6,785.44, 10,178.50 and 2,108.64

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Solution

The fourth proportional to 6,785.44, 10,178.50 and 2,108.64 is: 3,163.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.44 : 10,178.50 = 2,108.64 : x
  2. Step 2: Convert to fraction form
    6,785.44/10,178.50 = 2,108.64/x
  3. Step 3: Cross multiply
    6,785.44x = 10,178.50 × 2,108.64
  4. Step 4: Simplify right side
    6,785.44x = 21,462,792.24
  5. Step 5: Solve for x
    x = 21,462,792.24/6,785.44
  6. Step 6: Final answer
    x = 3,163.07

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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.