Home / 3,785.20-5,678.61-1,594.96

Finding the Fourth Proportional to 3,785.20, 5,678.61 and 1,594.96

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Solution

The fourth proportional to 3,785.20, 5,678.61 and 1,594.96 is: 2,392.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.20 : 5,678.61 = 1,594.96 : x
  2. Step 2: Convert to fraction form
    3,785.20/5,678.61 = 1,594.96/x
  3. Step 3: Cross multiply
    3,785.20x = 5,678.61 × 1,594.96
  4. Step 4: Simplify right side
    3,785.20x = 9,057,155.81
  5. Step 5: Solve for x
    x = 9,057,155.81/3,785.20
  6. Step 6: Final answer
    x = 2,392.78

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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.