Home / 7,389.36-10,198.31-4,737.42

Finding the Fourth Proportional to 7,389.36, 10,198.31 and 4,737.42

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Solution

The fourth proportional to 7,389.36, 10,198.31 and 4,737.42 is: 6,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.36 : 10,198.31 = 4,737.42 : x
  2. Step 2: Convert to fraction form
    7,389.36/10,198.31 = 4,737.42/x
  3. Step 3: Cross multiply
    7,389.36x = 10,198.31 × 4,737.42
  4. Step 4: Simplify right side
    7,389.36x = 48,313,654.07
  5. Step 5: Solve for x
    x = 48,313,654.07/7,389.36
  6. Step 6: Final answer
    x = 6,538.27

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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.