Home / 2,027.52-2,798.22-1,143.36

Finding the Fourth Proportional to 2,027.52, 2,798.22 and 1,143.36

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Solution

The fourth proportional to 2,027.52, 2,798.22 and 1,143.36 is: 1,577.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.52 : 2,798.22 = 1,143.36 : x
  2. Step 2: Convert to fraction form
    2,027.52/2,798.22 = 1,143.36/x
  3. Step 3: Cross multiply
    2,027.52x = 2,798.22 × 1,143.36
  4. Step 4: Simplify right side
    2,027.52x = 3,199,372.82
  5. Step 5: Solve for x
    x = 3,199,372.82/2,027.52
  6. Step 6: Final answer
    x = 1,577.97

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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.