Home / 2,825.52-4,237.92-1,092.96

Finding the Fourth Proportional to 2,825.52, 4,237.92 and 1,092.96

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Solution

The fourth proportional to 2,825.52, 4,237.92 and 1,092.96 is: 1,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.52 : 4,237.92 = 1,092.96 : x
  2. Step 2: Convert to fraction form
    2,825.52/4,237.92 = 1,092.96/x
  3. Step 3: Cross multiply
    2,825.52x = 4,237.92 × 1,092.96
  4. Step 4: Simplify right side
    2,825.52x = 4,631,877.04
  5. Step 5: Solve for x
    x = 4,631,877.04/2,825.52
  6. Step 6: Final answer
    x = 1,639.30

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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.