Home / 6,149.07-9,223.65-3,815.86

Finding the Fourth Proportional to 6,149.07, 9,223.65 and 3,815.86

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Solution

The fourth proportional to 6,149.07, 9,223.65 and 3,815.86 is: 5,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.07 : 9,223.65 = 3,815.86 : x
  2. Step 2: Convert to fraction form
    6,149.07/9,223.65 = 3,815.86/x
  3. Step 3: Cross multiply
    6,149.07x = 9,223.65 × 3,815.86
  4. Step 4: Simplify right side
    6,149.07x = 35,196,157.09
  5. Step 5: Solve for x
    x = 35,196,157.09/6,149.07
  6. Step 6: Final answer
    x = 5,723.82

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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.