Home / 2,336.40-3,225.78-1,628.04

Finding the Fourth Proportional to 2,336.40, 3,225.78 and 1,628.04

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Solution

The fourth proportional to 2,336.40, 3,225.78 and 1,628.04 is: 2,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.40 : 3,225.78 = 1,628.04 : x
  2. Step 2: Convert to fraction form
    2,336.40/3,225.78 = 1,628.04/x
  3. Step 3: Cross multiply
    2,336.40x = 3,225.78 × 1,628.04
  4. Step 4: Simplify right side
    2,336.40x = 5,251,698.87
  5. Step 5: Solve for x
    x = 5,251,698.87/2,336.40
  6. Step 6: Final answer
    x = 2,247.77

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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.