Home / 2,960.88-4,445.37-1,861.98

Finding the Fourth Proportional to 2,960.88, 4,445.37 and 1,861.98

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Solution

The fourth proportional to 2,960.88, 4,445.37 and 1,861.98 is: 2,795.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.88 : 4,445.37 = 1,861.98 : x
  2. Step 2: Convert to fraction form
    2,960.88/4,445.37 = 1,861.98/x
  3. Step 3: Cross multiply
    2,960.88x = 4,445.37 × 1,861.98
  4. Step 4: Simplify right side
    2,960.88x = 8,277,190.03
  5. Step 5: Solve for x
    x = 8,277,190.03/2,960.88
  6. Step 6: Final answer
    x = 2,795.52

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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.