Home / 2,027.08-2,797.50-1,142.56

Finding the Fourth Proportional to 2,027.08, 2,797.50 and 1,142.56

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Solution

The fourth proportional to 2,027.08, 2,797.50 and 1,142.56 is: 1,576.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.08 : 2,797.50 = 1,142.56 : x
  2. Step 2: Convert to fraction form
    2,027.08/2,797.50 = 1,142.56/x
  3. Step 3: Cross multiply
    2,027.08x = 2,797.50 × 1,142.56
  4. Step 4: Simplify right side
    2,027.08x = 3,196,311.60
  5. Step 5: Solve for x
    x = 3,196,311.60/2,027.08
  6. Step 6: Final answer
    x = 1,576.81

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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.