Home / 7,371.48-11,050.62-2,690.64

Finding the Fourth Proportional to 7,371.48, 11,050.62 and 2,690.64

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Solution

The fourth proportional to 7,371.48, 11,050.62 and 2,690.64 is: 4,033.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.48 : 11,050.62 = 2,690.64 : x
  2. Step 2: Convert to fraction form
    7,371.48/11,050.62 = 2,690.64/x
  3. Step 3: Cross multiply
    7,371.48x = 11,050.62 × 2,690.64
  4. Step 4: Simplify right side
    7,371.48x = 29,733,240.20
  5. Step 5: Solve for x
    x = 29,733,240.20/7,371.48
  6. Step 6: Final answer
    x = 4,033.55

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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.