Home / 2,095.31-2,891.41-1,163.75

Finding the Fourth Proportional to 2,095.31, 2,891.41 and 1,163.75

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Solution

The fourth proportional to 2,095.31, 2,891.41 and 1,163.75 is: 1,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.31 : 2,891.41 = 1,163.75 : x
  2. Step 2: Convert to fraction form
    2,095.31/2,891.41 = 1,163.75/x
  3. Step 3: Cross multiply
    2,095.31x = 2,891.41 × 1,163.75
  4. Step 4: Simplify right side
    2,095.31x = 3,364,878.39
  5. Step 5: Solve for x
    x = 3,364,878.39/2,095.31
  6. Step 6: Final answer
    x = 1,605.91

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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.