Home / 5,767.44-8,651.49-1,818.81

Finding the Fourth Proportional to 5,767.44, 8,651.49 and 1,818.81

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Solution

The fourth proportional to 5,767.44, 8,651.49 and 1,818.81 is: 2,728.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,767.44 : 8,651.49 = 1,818.81 : x
  2. Step 2: Convert to fraction form
    5,767.44/8,651.49 = 1,818.81/x
  3. Step 3: Cross multiply
    5,767.44x = 8,651.49 × 1,818.81
  4. Step 4: Simplify right side
    5,767.44x = 15,735,416.53
  5. Step 5: Solve for x
    x = 15,735,416.53/5,767.44
  6. Step 6: Final answer
    x = 2,728.32

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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.