Home / 3,438.19-5,159.91-1,794.70

Finding the Fourth Proportional to 3,438.19, 5,159.91 and 1,794.70

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Solution

The fourth proportional to 3,438.19, 5,159.91 and 1,794.70 is: 2,693.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.19 : 5,159.91 = 1,794.70 : x
  2. Step 2: Convert to fraction form
    3,438.19/5,159.91 = 1,794.70/x
  3. Step 3: Cross multiply
    3,438.19x = 5,159.91 × 1,794.70
  4. Step 4: Simplify right side
    3,438.19x = 9,260,464.68
  5. Step 5: Solve for x
    x = 9,260,464.68/3,438.19
  6. Step 6: Final answer
    x = 2,693.42

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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.