Home / 2,263.48-3,126.42-1,745.80

Finding the Fourth Proportional to 2,263.48, 3,126.42 and 1,745.80

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Solution

The fourth proportional to 2,263.48, 3,126.42 and 1,745.80 is: 2,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.48 : 3,126.42 = 1,745.80 : x
  2. Step 2: Convert to fraction form
    2,263.48/3,126.42 = 1,745.80/x
  3. Step 3: Cross multiply
    2,263.48x = 3,126.42 × 1,745.80
  4. Step 4: Simplify right side
    2,263.48x = 5,458,104.04
  5. Step 5: Solve for x
    x = 5,458,104.04/2,263.48
  6. Step 6: Final answer
    x = 2,411.38

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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.