Home / 2,930.65-4,394.25-1,176.48

Finding the Fourth Proportional to 2,930.65, 4,394.25 and 1,176.48

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Solution

The fourth proportional to 2,930.65, 4,394.25 and 1,176.48 is: 1,764.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.65 : 4,394.25 = 1,176.48 : x
  2. Step 2: Convert to fraction form
    2,930.65/4,394.25 = 1,176.48/x
  3. Step 3: Cross multiply
    2,930.65x = 4,394.25 × 1,176.48
  4. Step 4: Simplify right side
    2,930.65x = 5,169,747.24
  5. Step 5: Solve for x
    x = 5,169,747.24/2,930.65
  6. Step 6: Final answer
    x = 1,764.03

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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.