Home / 5,381.67-8,071.25-2,093.43

Finding the Fourth Proportional to 5,381.67, 8,071.25 and 2,093.43

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Solution

The fourth proportional to 5,381.67, 8,071.25 and 2,093.43 is: 3,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.67 : 8,071.25 = 2,093.43 : x
  2. Step 2: Convert to fraction form
    5,381.67/8,071.25 = 2,093.43/x
  3. Step 3: Cross multiply
    5,381.67x = 8,071.25 × 2,093.43
  4. Step 4: Simplify right side
    5,381.67x = 16,896,586.42
  5. Step 5: Solve for x
    x = 16,896,586.42/5,381.67
  6. Step 6: Final answer
    x = 3,139.65

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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.