Home / 8,022.58-11,071.67-4,485.80

Finding the Fourth Proportional to 8,022.58, 11,071.67 and 4,485.80

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Solution

The fourth proportional to 8,022.58, 11,071.67 and 4,485.80 is: 6,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.58 : 11,071.67 = 4,485.80 : x
  2. Step 2: Convert to fraction form
    8,022.58/11,071.67 = 4,485.80/x
  3. Step 3: Cross multiply
    8,022.58x = 11,071.67 × 4,485.80
  4. Step 4: Simplify right side
    8,022.58x = 49,665,302.54
  5. Step 5: Solve for x
    x = 49,665,302.54/8,022.58
  6. Step 6: Final answer
    x = 6,190.69

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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.