Home / 3,779.03-5,668.55-1,146.56

Finding the Fourth Proportional to 3,779.03, 5,668.55 and 1,146.56

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Solution

The fourth proportional to 3,779.03, 5,668.55 and 1,146.56 is: 1,719.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.03 : 5,668.55 = 1,146.56 : x
  2. Step 2: Convert to fraction form
    3,779.03/5,668.55 = 1,146.56/x
  3. Step 3: Cross multiply
    3,779.03x = 5,668.55 × 1,146.56
  4. Step 4: Simplify right side
    3,779.03x = 6,499,307.21
  5. Step 5: Solve for x
    x = 6,499,307.21/3,779.03
  6. Step 6: Final answer
    x = 1,719.84

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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.