Home / 2,929.06-4,391.97-1,775.62

Finding the Fourth Proportional to 2,929.06, 4,391.97 and 1,775.62

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Solution

The fourth proportional to 2,929.06, 4,391.97 and 1,775.62 is: 2,662.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.06 : 4,391.97 = 1,775.62 : x
  2. Step 2: Convert to fraction form
    2,929.06/4,391.97 = 1,775.62/x
  3. Step 3: Cross multiply
    2,929.06x = 4,391.97 × 1,775.62
  4. Step 4: Simplify right side
    2,929.06x = 7,798,469.77
  5. Step 5: Solve for x
    x = 7,798,469.77/2,929.06
  6. Step 6: Final answer
    x = 2,662.45

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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.