Home / 2,173.86-3,256.92-1,132.29

Finding the Fourth Proportional to 2,173.86, 3,256.92 and 1,132.29

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Solution

The fourth proportional to 2,173.86, 3,256.92 and 1,132.29 is: 1,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173.86 : 3,256.92 = 1,132.29 : x
  2. Step 2: Convert to fraction form
    2,173.86/3,256.92 = 1,132.29/x
  3. Step 3: Cross multiply
    2,173.86x = 3,256.92 × 1,132.29
  4. Step 4: Simplify right side
    2,173.86x = 3,687,777.95
  5. Step 5: Solve for x
    x = 3,687,777.95/2,173.86
  6. Step 6: Final answer
    x = 1,696.42

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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.