Home / 2,945.18-4,061.26-2,197.96

Finding the Fourth Proportional to 2,945.18, 4,061.26 and 2,197.96

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Solution

The fourth proportional to 2,945.18, 4,061.26 and 2,197.96 is: 3,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.18 : 4,061.26 = 2,197.96 : x
  2. Step 2: Convert to fraction form
    2,945.18/4,061.26 = 2,197.96/x
  3. Step 3: Cross multiply
    2,945.18x = 4,061.26 × 2,197.96
  4. Step 4: Simplify right side
    2,945.18x = 8,926,487.03
  5. Step 5: Solve for x
    x = 8,926,487.03/2,945.18
  6. Step 6: Final answer
    x = 3,030.88

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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.