Home / 8,022.66-11,071.52-4,485.86

Finding the Fourth Proportional to 8,022.66, 11,071.52 and 4,485.86

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Solution

The fourth proportional to 8,022.66, 11,071.52 and 4,485.86 is: 6,190.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.66 : 11,071.52 = 4,485.86 : x
  2. Step 2: Convert to fraction form
    8,022.66/11,071.52 = 4,485.86/x
  3. Step 3: Cross multiply
    8,022.66x = 11,071.52 × 4,485.86
  4. Step 4: Simplify right side
    8,022.66x = 49,665,269.26
  5. Step 5: Solve for x
    x = 49,665,269.26/8,022.66
  6. Step 6: Final answer
    x = 6,190.63

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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.