Home / 2,486.06-3,431.54-1,601.86

Finding the Fourth Proportional to 2,486.06, 3,431.54 and 1,601.86

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Solution

The fourth proportional to 2,486.06, 3,431.54 and 1,601.86 is: 2,211.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.06 : 3,431.54 = 1,601.86 : x
  2. Step 2: Convert to fraction form
    2,486.06/3,431.54 = 1,601.86/x
  3. Step 3: Cross multiply
    2,486.06x = 3,431.54 × 1,601.86
  4. Step 4: Simplify right side
    2,486.06x = 5,496,846.66
  5. Step 5: Solve for x
    x = 5,496,846.66/2,486.06
  6. Step 6: Final answer
    x = 2,211.07

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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.