Home / 2,945.24-4,064.42-1,618.94

Finding the Fourth Proportional to 2,945.24, 4,064.42 and 1,618.94

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Solution

The fourth proportional to 2,945.24, 4,064.42 and 1,618.94 is: 2,234.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.24 : 4,064.42 = 1,618.94 : x
  2. Step 2: Convert to fraction form
    2,945.24/4,064.42 = 1,618.94/x
  3. Step 3: Cross multiply
    2,945.24x = 4,064.42 × 1,618.94
  4. Step 4: Simplify right side
    2,945.24x = 6,580,052.11
  5. Step 5: Solve for x
    x = 6,580,052.11/2,945.24
  6. Step 6: Final answer
    x = 2,234.13

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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.