Home / 4,112.96-5,674.49-2,343.32

Finding the Fourth Proportional to 4,112.96, 5,674.49 and 2,343.32

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Solution

The fourth proportional to 4,112.96, 5,674.49 and 2,343.32 is: 3,232.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.96 : 5,674.49 = 2,343.32 : x
  2. Step 2: Convert to fraction form
    4,112.96/5,674.49 = 2,343.32/x
  3. Step 3: Cross multiply
    4,112.96x = 5,674.49 × 2,343.32
  4. Step 4: Simplify right side
    4,112.96x = 13,297,145.91
  5. Step 5: Solve for x
    x = 13,297,145.91/4,112.96
  6. Step 6: Final answer
    x = 3,232.99

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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.