Home / 4,635.80-6,949.94-1,861.24

Finding the Fourth Proportional to 4,635.80, 6,949.94 and 1,861.24

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Solution

The fourth proportional to 4,635.80, 6,949.94 and 1,861.24 is: 2,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.80 : 6,949.94 = 1,861.24 : x
  2. Step 2: Convert to fraction form
    4,635.80/6,949.94 = 1,861.24/x
  3. Step 3: Cross multiply
    4,635.80x = 6,949.94 × 1,861.24
  4. Step 4: Simplify right side
    4,635.80x = 12,935,506.33
  5. Step 5: Solve for x
    x = 12,935,506.33/4,635.80
  6. Step 6: Final answer
    x = 2,790.35

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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.