Home / 2,269.23-3,132.19-1,325.25

Finding the Fourth Proportional to 2,269.23, 3,132.19 and 1,325.25

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Solution

The fourth proportional to 2,269.23, 3,132.19 and 1,325.25 is: 1,829.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.23 : 3,132.19 = 1,325.25 : x
  2. Step 2: Convert to fraction form
    2,269.23/3,132.19 = 1,325.25/x
  3. Step 3: Cross multiply
    2,269.23x = 3,132.19 × 1,325.25
  4. Step 4: Simplify right side
    2,269.23x = 4,150,934.80
  5. Step 5: Solve for x
    x = 4,150,934.80/2,269.23
  6. Step 6: Final answer
    x = 1,829.23

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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.