Home / 3,190.24-4,781.22-1,544.50

Finding the Fourth Proportional to 3,190.24, 4,781.22 and 1,544.50

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Solution

The fourth proportional to 3,190.24, 4,781.22 and 1,544.50 is: 2,314.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.24 : 4,781.22 = 1,544.50 : x
  2. Step 2: Convert to fraction form
    3,190.24/4,781.22 = 1,544.50/x
  3. Step 3: Cross multiply
    3,190.24x = 4,781.22 × 1,544.50
  4. Step 4: Simplify right side
    3,190.24x = 7,384,594.29
  5. Step 5: Solve for x
    x = 7,384,594.29/3,190.24
  6. Step 6: Final answer
    x = 2,314.75

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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.