Home / 7,198.25-10,807.33-4,971.87

Finding the Fourth Proportional to 7,198.25, 10,807.33 and 4,971.87

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Solution

The fourth proportional to 7,198.25, 10,807.33 and 4,971.87 is: 7,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.25 : 10,807.33 = 4,971.87 : x
  2. Step 2: Convert to fraction form
    7,198.25/10,807.33 = 4,971.87/x
  3. Step 3: Cross multiply
    7,198.25x = 10,807.33 × 4,971.87
  4. Step 4: Simplify right side
    7,198.25x = 53,732,639.81
  5. Step 5: Solve for x
    x = 53,732,639.81/7,198.25
  6. Step 6: Final answer
    x = 7,464.68

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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.