Home / 3,350.86-4,999.09-3,169.42

Finding the Fourth Proportional to 3,350.86, 4,999.09 and 3,169.42

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Solution

The fourth proportional to 3,350.86, 4,999.09 and 3,169.42 is: 4,728.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.86 : 4,999.09 = 3,169.42 : x
  2. Step 2: Convert to fraction form
    3,350.86/4,999.09 = 3,169.42/x
  3. Step 3: Cross multiply
    3,350.86x = 4,999.09 × 3,169.42
  4. Step 4: Simplify right side
    3,350.86x = 15,844,215.83
  5. Step 5: Solve for x
    x = 15,844,215.83/3,350.86
  6. Step 6: Final answer
    x = 4,728.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.