Home / 1,772.52-2,445.48-1,183.44

Finding the Fourth Proportional to 1,772.52, 2,445.48 and 1,183.44

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Solution

The fourth proportional to 1,772.52, 2,445.48 and 1,183.44 is: 1,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.52 : 2,445.48 = 1,183.44 : x
  2. Step 2: Convert to fraction form
    1,772.52/2,445.48 = 1,183.44/x
  3. Step 3: Cross multiply
    1,772.52x = 2,445.48 × 1,183.44
  4. Step 4: Simplify right side
    1,772.52x = 2,894,078.85
  5. Step 5: Solve for x
    x = 2,894,078.85/1,772.52
  6. Step 6: Final answer
    x = 1,632.75

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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.