Home / 7,396.37-11,098.20-5,219.09

Finding the Fourth Proportional to 7,396.37, 11,098.20 and 5,219.09

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Solution

The fourth proportional to 7,396.37, 11,098.20 and 5,219.09 is: 7,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.37 : 11,098.20 = 5,219.09 : x
  2. Step 2: Convert to fraction form
    7,396.37/11,098.20 = 5,219.09/x
  3. Step 3: Cross multiply
    7,396.37x = 11,098.20 × 5,219.09
  4. Step 4: Simplify right side
    7,396.37x = 57,922,504.64
  5. Step 5: Solve for x
    x = 57,922,504.64/7,396.37
  6. Step 6: Final answer
    x = 7,831.21

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1.5x scale

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.