Home / 3,738.20-5,607.75-1,548.47

Finding the Fourth Proportional to 3,738.20, 5,607.75 and 1,548.47

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Solution

The fourth proportional to 3,738.20, 5,607.75 and 1,548.47 is: 2,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.20 : 5,607.75 = 1,548.47 : x
  2. Step 2: Convert to fraction form
    3,738.20/5,607.75 = 1,548.47/x
  3. Step 3: Cross multiply
    3,738.20x = 5,607.75 × 1,548.47
  4. Step 4: Simplify right side
    3,738.20x = 8,683,404.60
  5. Step 5: Solve for x
    x = 8,683,404.60/3,738.20
  6. Step 6: Final answer
    x = 2,322.89

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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.