Home / 7,198.21-10,790.01-3,497.32

Finding the Fourth Proportional to 7,198.21, 10,790.01 and 3,497.32

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Solution

The fourth proportional to 7,198.21, 10,790.01 and 3,497.32 is: 5,242.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.21 : 10,790.01 = 3,497.32 : x
  2. Step 2: Convert to fraction form
    7,198.21/10,790.01 = 3,497.32/x
  3. Step 3: Cross multiply
    7,198.21x = 10,790.01 × 3,497.32
  4. Step 4: Simplify right side
    7,198.21x = 37,736,117.77
  5. Step 5: Solve for x
    x = 37,736,117.77/7,198.21
  6. Step 6: Final answer
    x = 5,242.43

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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.