Home / 4,086.04-6,131.46-1,489.18

Finding the Fourth Proportional to 4,086.04, 6,131.46 and 1,489.18

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Solution

The fourth proportional to 4,086.04, 6,131.46 and 1,489.18 is: 2,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.04 : 6,131.46 = 1,489.18 : x
  2. Step 2: Convert to fraction form
    4,086.04/6,131.46 = 1,489.18/x
  3. Step 3: Cross multiply
    4,086.04x = 6,131.46 × 1,489.18
  4. Step 4: Simplify right side
    4,086.04x = 9,130,847.60
  5. Step 5: Solve for x
    x = 9,130,847.60/4,086.04
  6. Step 6: Final answer
    x = 2,234.64

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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.