Home / 3,447.86-5,169.83-2,353.55

Finding the Fourth Proportional to 3,447.86, 5,169.83 and 2,353.55

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Solution

The fourth proportional to 3,447.86, 5,169.83 and 2,353.55 is: 3,528.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.86 : 5,169.83 = 2,353.55 : x
  2. Step 2: Convert to fraction form
    3,447.86/5,169.83 = 2,353.55/x
  3. Step 3: Cross multiply
    3,447.86x = 5,169.83 × 2,353.55
  4. Step 4: Simplify right side
    3,447.86x = 12,167,415.78
  5. Step 5: Solve for x
    x = 12,167,415.78/3,447.86
  6. Step 6: Final answer
    x = 3,528.98

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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.