Home / 2,919.67-4,029.63-1,741.44

Finding the Fourth Proportional to 2,919.67, 4,029.63 and 1,741.44

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Solution

The fourth proportional to 2,919.67, 4,029.63 and 1,741.44 is: 2,403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.67 : 4,029.63 = 1,741.44 : x
  2. Step 2: Convert to fraction form
    2,919.67/4,029.63 = 1,741.44/x
  3. Step 3: Cross multiply
    2,919.67x = 4,029.63 × 1,741.44
  4. Step 4: Simplify right side
    2,919.67x = 7,017,358.87
  5. Step 5: Solve for x
    x = 7,017,358.87/2,919.67
  6. Step 6: Final answer
    x = 2,403.48

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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.