Home / 4,108.11-6,162.77-1,186.44

Finding the Fourth Proportional to 4,108.11, 6,162.77 and 1,186.44

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Solution

The fourth proportional to 4,108.11, 6,162.77 and 1,186.44 is: 1,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.11 : 6,162.77 = 1,186.44 : x
  2. Step 2: Convert to fraction form
    4,108.11/6,162.77 = 1,186.44/x
  3. Step 3: Cross multiply
    4,108.11x = 6,162.77 × 1,186.44
  4. Step 4: Simplify right side
    4,108.11x = 7,311,756.84
  5. Step 5: Solve for x
    x = 7,311,756.84/4,108.11
  6. Step 6: Final answer
    x = 1,779.83

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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.