Home / 3,086.51-4,632.10-2,391.48

Finding the Fourth Proportional to 3,086.51, 4,632.10 and 2,391.48

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Solution

The fourth proportional to 3,086.51, 4,632.10 and 2,391.48 is: 3,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.51 : 4,632.10 = 2,391.48 : x
  2. Step 2: Convert to fraction form
    3,086.51/4,632.10 = 2,391.48/x
  3. Step 3: Cross multiply
    3,086.51x = 4,632.10 × 2,391.48
  4. Step 4: Simplify right side
    3,086.51x = 11,077,568.53
  5. Step 5: Solve for x
    x = 11,077,568.53/3,086.51
  6. Step 6: Final answer
    x = 3,589.03

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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.