Home / 4,254.89-5,867.79-2,661.02

Finding the Fourth Proportional to 4,254.89, 5,867.79 and 2,661.02

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Solution

The fourth proportional to 4,254.89, 5,867.79 and 2,661.02 is: 3,669.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.89 : 5,867.79 = 2,661.02 : x
  2. Step 2: Convert to fraction form
    4,254.89/5,867.79 = 2,661.02/x
  3. Step 3: Cross multiply
    4,254.89x = 5,867.79 × 2,661.02
  4. Step 4: Simplify right side
    4,254.89x = 15,614,277.21
  5. Step 5: Solve for x
    x = 15,614,277.21/4,254.89
  6. Step 6: Final answer
    x = 3,669.73

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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.