Home / 4,090.50-6,163.59-3,642.92

Finding the Fourth Proportional to 4,090.50, 6,163.59 and 3,642.92

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Solution

The fourth proportional to 4,090.50, 6,163.59 and 3,642.92 is: 5,489.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.50 : 6,163.59 = 3,642.92 : x
  2. Step 2: Convert to fraction form
    4,090.50/6,163.59 = 3,642.92/x
  3. Step 3: Cross multiply
    4,090.50x = 6,163.59 × 3,642.92
  4. Step 4: Simplify right side
    4,090.50x = 22,453,505.91
  5. Step 5: Solve for x
    x = 22,453,505.91/4,090.50
  6. Step 6: Final answer
    x = 5,489.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.