Home / 4,109.05-6,164.19-1,511.79

Finding the Fourth Proportional to 4,109.05, 6,164.19 and 1,511.79

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Solution

The fourth proportional to 4,109.05, 6,164.19 and 1,511.79 is: 2,267.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.05 : 6,164.19 = 1,511.79 : x
  2. Step 2: Convert to fraction form
    4,109.05/6,164.19 = 1,511.79/x
  3. Step 3: Cross multiply
    4,109.05x = 6,164.19 × 1,511.79
  4. Step 4: Simplify right side
    4,109.05x = 9,318,960.80
  5. Step 5: Solve for x
    x = 9,318,960.80/4,109.05
  6. Step 6: Final answer
    x = 2,267.91

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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.