Home / 2,942.36-4,410.42-1,186.88

Finding the Fourth Proportional to 2,942.36, 4,410.42 and 1,186.88

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Solution

The fourth proportional to 2,942.36, 4,410.42 and 1,186.88 is: 1,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.36 : 4,410.42 = 1,186.88 : x
  2. Step 2: Convert to fraction form
    2,942.36/4,410.42 = 1,186.88/x
  3. Step 3: Cross multiply
    2,942.36x = 4,410.42 × 1,186.88
  4. Step 4: Simplify right side
    2,942.36x = 5,234,639.29
  5. Step 5: Solve for x
    x = 5,234,639.29/2,942.36
  6. Step 6: Final answer
    x = 1,779.06

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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.