Home / 4,108.80-6,162.06-1,186.32

Finding the Fourth Proportional to 4,108.80, 6,162.06 and 1,186.32

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Solution

The fourth proportional to 4,108.80, 6,162.06 and 1,186.32 is: 1,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.80 : 6,162.06 = 1,186.32 : x
  2. Step 2: Convert to fraction form
    4,108.80/6,162.06 = 1,186.32/x
  3. Step 3: Cross multiply
    4,108.80x = 6,162.06 × 1,186.32
  4. Step 4: Simplify right side
    4,108.80x = 7,310,175.02
  5. Step 5: Solve for x
    x = 7,310,175.02/4,108.80
  6. Step 6: Final answer
    x = 1,779.15

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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.