Home / 5,440.15-8,147.67-5,349.84

Finding the Fourth Proportional to 5,440.15, 8,147.67 and 5,349.84

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Solution

The fourth proportional to 5,440.15, 8,147.67 and 5,349.84 is: 8,012.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.15 : 8,147.67 = 5,349.84 : x
  2. Step 2: Convert to fraction form
    5,440.15/8,147.67 = 5,349.84/x
  3. Step 3: Cross multiply
    5,440.15x = 8,147.67 × 5,349.84
  4. Step 4: Simplify right side
    5,440.15x = 43,588,730.87
  5. Step 5: Solve for x
    x = 43,588,730.87/5,440.15
  6. Step 6: Final answer
    x = 8,012.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.