Home / 2,293.66-3,163.80-1,584.28

Finding the Fourth Proportional to 2,293.66, 3,163.80 and 1,584.28

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Solution

The fourth proportional to 2,293.66, 3,163.80 and 1,584.28 is: 2,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.66 : 3,163.80 = 1,584.28 : x
  2. Step 2: Convert to fraction form
    2,293.66/3,163.80 = 1,584.28/x
  3. Step 3: Cross multiply
    2,293.66x = 3,163.80 × 1,584.28
  4. Step 4: Simplify right side
    2,293.66x = 5,012,345.06
  5. Step 5: Solve for x
    x = 5,012,345.06/2,293.66
  6. Step 6: Final answer
    x = 2,185.30

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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.