Home / 7,448.66-11,174.20-2,253.32

Finding the Fourth Proportional to 7,448.66, 11,174.20 and 2,253.32

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Solution

The fourth proportional to 7,448.66, 11,174.20 and 2,253.32 is: 3,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.66 : 11,174.20 = 2,253.32 : x
  2. Step 2: Convert to fraction form
    7,448.66/11,174.20 = 2,253.32/x
  3. Step 3: Cross multiply
    7,448.66x = 11,174.20 × 2,253.32
  4. Step 4: Simplify right side
    7,448.66x = 25,178,981.21
  5. Step 5: Solve for x
    x = 25,178,981.21/7,448.66
  6. Step 6: Final answer
    x = 3,380.34

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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.