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Finding the Fourth Proportional to 2,027.52, 3,041.76 and 729.12

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Solution

The fourth proportional to 2,027.52, 3,041.76 and 729.12 is: 1,093.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.52 : 3,041.76 = 729.12 : x
  2. Step 2: Convert to fraction form
    2,027.52/3,041.76 = 729.12/x
  3. Step 3: Cross multiply
    2,027.52x = 3,041.76 × 729.12
  4. Step 4: Simplify right side
    2,027.52x = 2,217,808.05
  5. Step 5: Solve for x
    x = 2,217,808.05/2,027.52
  6. Step 6: Final answer
    x = 1,093.85

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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.