Home / 2,027.59-2,798.06-1,143.38

Finding the Fourth Proportional to 2,027.59, 2,798.06 and 1,143.38

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Solution

The fourth proportional to 2,027.59, 2,798.06 and 1,143.38 is: 1,577.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.59 : 2,798.06 = 1,143.38 : x
  2. Step 2: Convert to fraction form
    2,027.59/2,798.06 = 1,143.38/x
  3. Step 3: Cross multiply
    2,027.59x = 2,798.06 × 1,143.38
  4. Step 4: Simplify right side
    2,027.59x = 3,199,247.12
  5. Step 5: Solve for x
    x = 3,199,247.12/2,027.59
  6. Step 6: Final answer
    x = 1,577.86

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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.