Home / 5,511.80-8,250.42-4,117.16

Finding the Fourth Proportional to 5,511.80, 8,250.42 and 4,117.16

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Solution

The fourth proportional to 5,511.80, 8,250.42 and 4,117.16 is: 6,162.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.80 : 8,250.42 = 4,117.16 : x
  2. Step 2: Convert to fraction form
    5,511.80/8,250.42 = 4,117.16/x
  3. Step 3: Cross multiply
    5,511.80x = 8,250.42 × 4,117.16
  4. Step 4: Simplify right side
    5,511.80x = 33,968,299.21
  5. Step 5: Solve for x
    x = 33,968,299.21/5,511.80
  6. Step 6: Final answer
    x = 6,162.83

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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.