Home / 8,050.80-11,110.56-4,515.12

Finding the Fourth Proportional to 8,050.80, 11,110.56 and 4,515.12

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Solution

The fourth proportional to 8,050.80, 11,110.56 and 4,515.12 is: 6,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.80 : 11,110.56 = 4,515.12 : x
  2. Step 2: Convert to fraction form
    8,050.80/11,110.56 = 4,515.12/x
  3. Step 3: Cross multiply
    8,050.80x = 11,110.56 × 4,515.12
  4. Step 4: Simplify right side
    8,050.80x = 50,165,511.67
  5. Step 5: Solve for x
    x = 50,165,511.67/8,050.80
  6. Step 6: Final answer
    x = 6,231.12

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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.