Home / 2,293.20-3,164.46-1,245.24

Finding the Fourth Proportional to 2,293.20, 3,164.46 and 1,245.24

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Solution

The fourth proportional to 2,293.20, 3,164.46 and 1,245.24 is: 1,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.20 : 3,164.46 = 1,245.24 : x
  2. Step 2: Convert to fraction form
    2,293.20/3,164.46 = 1,245.24/x
  3. Step 3: Cross multiply
    2,293.20x = 3,164.46 × 1,245.24
  4. Step 4: Simplify right side
    2,293.20x = 3,940,512.17
  5. Step 5: Solve for x
    x = 3,940,512.17/2,293.20
  6. Step 6: Final answer
    x = 1,718.35

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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.