Home / 3,550.32-5,320.08-2,438.28

Finding the Fourth Proportional to 3,550.32, 5,320.08 and 2,438.28

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Solution

The fourth proportional to 3,550.32, 5,320.08 and 2,438.28 is: 3,653.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.32 : 5,320.08 = 2,438.28 : x
  2. Step 2: Convert to fraction form
    3,550.32/5,320.08 = 2,438.28/x
  3. Step 3: Cross multiply
    3,550.32x = 5,320.08 × 2,438.28
  4. Step 4: Simplify right side
    3,550.32x = 12,971,844.66
  5. Step 5: Solve for x
    x = 12,971,844.66/3,550.32
  6. Step 6: Final answer
    x = 3,653.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.