Home / 3,779.53-5,668.48-1,439.44

Finding the Fourth Proportional to 3,779.53, 5,668.48 and 1,439.44

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Solution

The fourth proportional to 3,779.53, 5,668.48 and 1,439.44 is: 2,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.53 : 5,668.48 = 1,439.44 : x
  2. Step 2: Convert to fraction form
    3,779.53/5,668.48 = 1,439.44/x
  3. Step 3: Cross multiply
    3,779.53x = 5,668.48 × 1,439.44
  4. Step 4: Simplify right side
    3,779.53x = 8,159,424.48
  5. Step 5: Solve for x
    x = 8,159,424.48/3,779.53
  6. Step 6: Final answer
    x = 2,158.85

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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.