Home / 3,548.45-5,321.99-1,356.67

Finding the Fourth Proportional to 3,548.45, 5,321.99 and 1,356.67

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Solution

The fourth proportional to 3,548.45, 5,321.99 and 1,356.67 is: 2,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.45 : 5,321.99 = 1,356.67 : x
  2. Step 2: Convert to fraction form
    3,548.45/5,321.99 = 1,356.67/x
  3. Step 3: Cross multiply
    3,548.45x = 5,321.99 × 1,356.67
  4. Step 4: Simplify right side
    3,548.45x = 7,220,174.26
  5. Step 5: Solve for x
    x = 7,220,174.26/3,548.45
  6. Step 6: Final answer
    x = 2,034.74

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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.