Home / 5,803.31-8,704.94-2,105.53

Finding the Fourth Proportional to 5,803.31, 8,704.94 and 2,105.53

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Solution

The fourth proportional to 5,803.31, 8,704.94 and 2,105.53 is: 3,158.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.31 : 8,704.94 = 2,105.53 : x
  2. Step 2: Convert to fraction form
    5,803.31/8,704.94 = 2,105.53/x
  3. Step 3: Cross multiply
    5,803.31x = 8,704.94 × 2,105.53
  4. Step 4: Simplify right side
    5,803.31x = 18,328,495.82
  5. Step 5: Solve for x
    x = 18,328,495.82/5,803.31
  6. Step 6: Final answer
    x = 3,158.29

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1.5x scale

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.