Home / 2,197.62-3,032.67-1,313.37

Finding the Fourth Proportional to 2,197.62, 3,032.67 and 1,313.37

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Solution

The fourth proportional to 2,197.62, 3,032.67 and 1,313.37 is: 1,812.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.62 : 3,032.67 = 1,313.37 : x
  2. Step 2: Convert to fraction form
    2,197.62/3,032.67 = 1,313.37/x
  3. Step 3: Cross multiply
    2,197.62x = 3,032.67 × 1,313.37
  4. Step 4: Simplify right side
    2,197.62x = 3,983,017.80
  5. Step 5: Solve for x
    x = 3,983,017.80/2,197.62
  6. Step 6: Final answer
    x = 1,812.42

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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.