Home / 3,114.44-4,297.92-1,717.19

Finding the Fourth Proportional to 3,114.44, 4,297.92 and 1,717.19

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Solution

The fourth proportional to 3,114.44, 4,297.92 and 1,717.19 is: 2,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.44 : 4,297.92 = 1,717.19 : x
  2. Step 2: Convert to fraction form
    3,114.44/4,297.92 = 1,717.19/x
  3. Step 3: Cross multiply
    3,114.44x = 4,297.92 × 1,717.19
  4. Step 4: Simplify right side
    3,114.44x = 7,380,345.24
  5. Step 5: Solve for x
    x = 7,380,345.24/3,114.44
  6. Step 6: Final answer
    x = 2,369.72

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1.5x scale

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.