Home / 2,027.04-2,789.28-1,976.16

Finding the Fourth Proportional to 2,027.04, 2,789.28 and 1,976.16

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Solution

The fourth proportional to 2,027.04, 2,789.28 and 1,976.16 is: 2,719.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.04 : 2,789.28 = 1,976.16 : x
  2. Step 2: Convert to fraction form
    2,027.04/2,789.28 = 1,976.16/x
  3. Step 3: Cross multiply
    2,027.04x = 2,789.28 × 1,976.16
  4. Step 4: Simplify right side
    2,027.04x = 5,512,063.56
  5. Step 5: Solve for x
    x = 5,512,063.56/2,027.04
  6. Step 6: Final answer
    x = 2,719.27

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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.