Home / 8,022.44-11,070.96-4,485.71

Finding the Fourth Proportional to 8,022.44, 11,070.96 and 4,485.71

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Solution

The fourth proportional to 8,022.44, 11,070.96 and 4,485.71 is: 6,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.44 : 11,070.96 = 4,485.71 : x
  2. Step 2: Convert to fraction form
    8,022.44/11,070.96 = 4,485.71/x
  3. Step 3: Cross multiply
    8,022.44x = 11,070.96 × 4,485.71
  4. Step 4: Simplify right side
    8,022.44x = 49,661,115.98
  5. Step 5: Solve for x
    x = 49,661,115.98/8,022.44
  6. Step 6: Final answer
    x = 6,190.28

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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.