Home / 3,089.46-4,632.96-1,791.84

Finding the Fourth Proportional to 3,089.46, 4,632.96 and 1,791.84

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Solution

The fourth proportional to 3,089.46, 4,632.96 and 1,791.84 is: 2,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.46 : 4,632.96 = 1,791.84 : x
  2. Step 2: Convert to fraction form
    3,089.46/4,632.96 = 1,791.84/x
  3. Step 3: Cross multiply
    3,089.46x = 4,632.96 × 1,791.84
  4. Step 4: Simplify right side
    3,089.46x = 8,301,523.05
  5. Step 5: Solve for x
    x = 8,301,523.05/3,089.46
  6. Step 6: Final answer
    x = 2,687.05

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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.