Home / 3,843.20-5,302.32-2,350.28

Finding the Fourth Proportional to 3,843.20, 5,302.32 and 2,350.28

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Solution

The fourth proportional to 3,843.20, 5,302.32 and 2,350.28 is: 3,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843.20 : 5,302.32 = 2,350.28 : x
  2. Step 2: Convert to fraction form
    3,843.20/5,302.32 = 2,350.28/x
  3. Step 3: Cross multiply
    3,843.20x = 5,302.32 × 2,350.28
  4. Step 4: Simplify right side
    3,843.20x = 12,461,936.65
  5. Step 5: Solve for x
    x = 12,461,936.65/3,843.20
  6. Step 6: Final answer
    x = 3,242.59

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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.