Home / 5,730.26-7,907.83-3,212.91

Finding the Fourth Proportional to 5,730.26, 7,907.83 and 3,212.91

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Solution

The fourth proportional to 5,730.26, 7,907.83 and 3,212.91 is: 4,433.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.26 : 7,907.83 = 3,212.91 : x
  2. Step 2: Convert to fraction form
    5,730.26/7,907.83 = 3,212.91/x
  3. Step 3: Cross multiply
    5,730.26x = 7,907.83 × 3,212.91
  4. Step 4: Simplify right side
    5,730.26x = 25,407,138.05
  5. Step 5: Solve for x
    x = 25,407,138.05/5,730.26
  6. Step 6: Final answer
    x = 4,433.86

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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.