Home / 2,027.72-3,037.64-1,332.28

Finding the Fourth Proportional to 2,027.72, 3,037.64 and 1,332.28

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Solution

The fourth proportional to 2,027.72, 3,037.64 and 1,332.28 is: 1,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.72 : 3,037.64 = 1,332.28 : x
  2. Step 2: Convert to fraction form
    2,027.72/3,037.64 = 1,332.28/x
  3. Step 3: Cross multiply
    2,027.72x = 3,037.64 × 1,332.28
  4. Step 4: Simplify right side
    2,027.72x = 4,046,977.76
  5. Step 5: Solve for x
    x = 4,046,977.76/2,027.72
  6. Step 6: Final answer
    x = 1,995.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.