Home / 5,334.03-8,001.32-1,438.47

Finding the Fourth Proportional to 5,334.03, 8,001.32 and 1,438.47

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Solution

The fourth proportional to 5,334.03, 8,001.32 and 1,438.47 is: 2,157.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.03 : 8,001.32 = 1,438.47 : x
  2. Step 2: Convert to fraction form
    5,334.03/8,001.32 = 1,438.47/x
  3. Step 3: Cross multiply
    5,334.03x = 8,001.32 × 1,438.47
  4. Step 4: Simplify right side
    5,334.03x = 11,509,651.59
  5. Step 5: Solve for x
    x = 11,509,651.59/5,334.03
  6. Step 6: Final answer
    x = 2,157.78

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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.