Home / 4,779.24-7,136.16-4,282.44

Finding the Fourth Proportional to 4,779.24, 7,136.16 and 4,282.44

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Solution

The fourth proportional to 4,779.24, 7,136.16 and 4,282.44 is: 6,394.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.24 : 7,136.16 = 4,282.44 : x
  2. Step 2: Convert to fraction form
    4,779.24/7,136.16 = 4,282.44/x
  3. Step 3: Cross multiply
    4,779.24x = 7,136.16 × 4,282.44
  4. Step 4: Simplify right side
    4,779.24x = 30,560,177.03
  5. Step 5: Solve for x
    x = 30,560,177.03/4,779.24
  6. Step 6: Final answer
    x = 6,394.36

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.