Home / 4,107.67-6,161.55-1,186

Finding the Fourth Proportional to 4,107.67, 6,161.55 and 1,186

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Solution

The fourth proportional to 4,107.67, 6,161.55 and 1,186 is: 1,779.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.67 : 6,161.55 = 1,186 : x
  2. Step 2: Convert to fraction form
    4,107.67/6,161.55 = 1,186/x
  3. Step 3: Cross multiply
    4,107.67x = 6,161.55 × 1,186
  4. Step 4: Simplify right side
    4,107.67x = 7,307,598.30
  5. Step 5: Solve for x
    x = 7,307,598.30/4,107.67
  6. Step 6: Final answer
    x = 1,779.01

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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.