Home / 3,494.07-5,233.50-2,189.16

Finding the Fourth Proportional to 3,494.07, 5,233.50 and 2,189.16

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Solution

The fourth proportional to 3,494.07, 5,233.50 and 2,189.16 is: 3,278.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.07 : 5,233.50 = 2,189.16 : x
  2. Step 2: Convert to fraction form
    3,494.07/5,233.50 = 2,189.16/x
  3. Step 3: Cross multiply
    3,494.07x = 5,233.50 × 2,189.16
  4. Step 4: Simplify right side
    3,494.07x = 11,456,968.86
  5. Step 5: Solve for x
    x = 11,456,968.86/3,494.07
  6. Step 6: Final answer
    x = 3,278.98

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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.