Home / 2,954.19-4,429.82-1,721.91

Finding the Fourth Proportional to 2,954.19, 4,429.82 and 1,721.91

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Solution

The fourth proportional to 2,954.19, 4,429.82 and 1,721.91 is: 2,582.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.19 : 4,429.82 = 1,721.91 : x
  2. Step 2: Convert to fraction form
    2,954.19/4,429.82 = 1,721.91/x
  3. Step 3: Cross multiply
    2,954.19x = 4,429.82 × 1,721.91
  4. Step 4: Simplify right side
    2,954.19x = 7,627,720.60
  5. Step 5: Solve for x
    x = 7,627,720.60/2,954.19
  6. Step 6: Final answer
    x = 2,582.01

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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.