Home / 5,684.91-8,518.55-3,829.47

Finding the Fourth Proportional to 5,684.91, 8,518.55 and 3,829.47

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Solution

The fourth proportional to 5,684.91, 8,518.55 and 3,829.47 is: 5,738.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.91 : 8,518.55 = 3,829.47 : x
  2. Step 2: Convert to fraction form
    5,684.91/8,518.55 = 3,829.47/x
  3. Step 3: Cross multiply
    5,684.91x = 8,518.55 × 3,829.47
  4. Step 4: Simplify right side
    5,684.91x = 32,621,512.52
  5. Step 5: Solve for x
    x = 32,621,512.52/5,684.91
  6. Step 6: Final answer
    x = 5,738.26

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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.