Home / 2,249.95-3,104.42-1,353.45

Finding the Fourth Proportional to 2,249.95, 3,104.42 and 1,353.45

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Solution

The fourth proportional to 2,249.95, 3,104.42 and 1,353.45 is: 1,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.95 : 3,104.42 = 1,353.45 : x
  2. Step 2: Convert to fraction form
    2,249.95/3,104.42 = 1,353.45/x
  3. Step 3: Cross multiply
    2,249.95x = 3,104.42 × 1,353.45
  4. Step 4: Simplify right side
    2,249.95x = 4,201,678.92
  5. Step 5: Solve for x
    x = 4,201,678.92/2,249.95
  6. Step 6: Final answer
    x = 1,867.46

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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.