Home / 2,027.59-2,797.87-1,143.55

Finding the Fourth Proportional to 2,027.59, 2,797.87 and 1,143.55

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Solution

The fourth proportional to 2,027.59, 2,797.87 and 1,143.55 is: 1,577.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.59 : 2,797.87 = 1,143.55 : x
  2. Step 2: Convert to fraction form
    2,027.59/2,797.87 = 1,143.55/x
  3. Step 3: Cross multiply
    2,027.59x = 2,797.87 × 1,143.55
  4. Step 4: Simplify right side
    2,027.59x = 3,199,484.53
  5. Step 5: Solve for x
    x = 3,199,484.53/2,027.59
  6. Step 6: Final answer
    x = 1,577.98

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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.