Home / 2,382.15-3,293.64-2,086.57

Finding the Fourth Proportional to 2,382.15, 3,293.64 and 2,086.57

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Solution

The fourth proportional to 2,382.15, 3,293.64 and 2,086.57 is: 2,884.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.15 : 3,293.64 = 2,086.57 : x
  2. Step 2: Convert to fraction form
    2,382.15/3,293.64 = 2,086.57/x
  3. Step 3: Cross multiply
    2,382.15x = 3,293.64 × 2,086.57
  4. Step 4: Simplify right side
    2,382.15x = 6,872,410.41
  5. Step 5: Solve for x
    x = 6,872,410.41/2,382.15
  6. Step 6: Final answer
    x = 2,884.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.