Home / 4,147.88-6,220.30-1,374.04

Finding the Fourth Proportional to 4,147.88, 6,220.30 and 1,374.04

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Solution

The fourth proportional to 4,147.88, 6,220.30 and 1,374.04 is: 2,060.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.88 : 6,220.30 = 1,374.04 : x
  2. Step 2: Convert to fraction form
    4,147.88/6,220.30 = 1,374.04/x
  3. Step 3: Cross multiply
    4,147.88x = 6,220.30 × 1,374.04
  4. Step 4: Simplify right side
    4,147.88x = 8,546,941.01
  5. Step 5: Solve for x
    x = 8,546,941.01/4,147.88
  6. Step 6: Final answer
    x = 2,060.56

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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.