Home / 4,193.80-6,286.70-1,560.60

Finding the Fourth Proportional to 4,193.80, 6,286.70 and 1,560.60

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Solution

The fourth proportional to 4,193.80, 6,286.70 and 1,560.60 is: 2,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.80 : 6,286.70 = 1,560.60 : x
  2. Step 2: Convert to fraction form
    4,193.80/6,286.70 = 1,560.60/x
  3. Step 3: Cross multiply
    4,193.80x = 6,286.70 × 1,560.60
  4. Step 4: Simplify right side
    4,193.80x = 9,811,024.02
  5. Step 5: Solve for x
    x = 9,811,024.02/4,193.80
  6. Step 6: Final answer
    x = 2,339.41

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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.