Home / 2,027.26-3,038.69-1,038.72

Finding the Fourth Proportional to 2,027.26, 3,038.69 and 1,038.72

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Solution

The fourth proportional to 2,027.26, 3,038.69 and 1,038.72 is: 1,556.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.26 : 3,038.69 = 1,038.72 : x
  2. Step 2: Convert to fraction form
    2,027.26/3,038.69 = 1,038.72/x
  3. Step 3: Cross multiply
    2,027.26x = 3,038.69 × 1,038.72
  4. Step 4: Simplify right side
    2,027.26x = 3,156,348.08
  5. Step 5: Solve for x
    x = 3,156,348.08/2,027.26
  6. Step 6: Final answer
    x = 1,556.95

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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.