Home / 4,192.80-5,785.68-2,329.44

Finding the Fourth Proportional to 4,192.80, 5,785.68 and 2,329.44

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Solution

The fourth proportional to 4,192.80, 5,785.68 and 2,329.44 is: 3,214.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.80 : 5,785.68 = 2,329.44 : x
  2. Step 2: Convert to fraction form
    4,192.80/5,785.68 = 2,329.44/x
  3. Step 3: Cross multiply
    4,192.80x = 5,785.68 × 2,329.44
  4. Step 4: Simplify right side
    4,192.80x = 13,477,394.42
  5. Step 5: Solve for x
    x = 13,477,394.42/4,192.80
  6. Step 6: Final answer
    x = 3,214.41

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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.