Home / 4,109.42-6,163.52-1,511.75

Finding the Fourth Proportional to 4,109.42, 6,163.52 and 1,511.75

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Solution

The fourth proportional to 4,109.42, 6,163.52 and 1,511.75 is: 2,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.42 : 6,163.52 = 1,511.75 : x
  2. Step 2: Convert to fraction form
    4,109.42/6,163.52 = 1,511.75/x
  3. Step 3: Cross multiply
    4,109.42x = 6,163.52 × 1,511.75
  4. Step 4: Simplify right side
    4,109.42x = 9,317,705.14
  5. Step 5: Solve for x
    x = 9,317,705.14/4,109.42
  6. Step 6: Final answer
    x = 2,267.40

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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.