Home / 3,019.16-4,535.67-2,131.73

Finding the Fourth Proportional to 3,019.16, 4,535.67 and 2,131.73

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Solution

The fourth proportional to 3,019.16, 4,535.67 and 2,131.73 is: 3,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.16 : 4,535.67 = 2,131.73 : x
  2. Step 2: Convert to fraction form
    3,019.16/4,535.67 = 2,131.73/x
  3. Step 3: Cross multiply
    3,019.16x = 4,535.67 × 2,131.73
  4. Step 4: Simplify right side
    3,019.16x = 9,668,801.13
  5. Step 5: Solve for x
    x = 9,668,801.13/3,019.16
  6. Step 6: Final answer
    x = 3,202.49

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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.