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Finding the Fourth Proportional to 6,922.81, 9,553.53 and 3,779.08

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Solution

The fourth proportional to 6,922.81, 9,553.53 and 3,779.08 is: 5,215.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.81 : 9,553.53 = 3,779.08 : x
  2. Step 2: Convert to fraction form
    6,922.81/9,553.53 = 3,779.08/x
  3. Step 3: Cross multiply
    6,922.81x = 9,553.53 × 3,779.08
  4. Step 4: Simplify right side
    6,922.81x = 36,103,554.15
  5. Step 5: Solve for x
    x = 36,103,554.15/6,922.81
  6. Step 6: Final answer
    x = 5,215.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.