Home / 5,400.72-8,092.44-4,882.32

Finding the Fourth Proportional to 5,400.72, 8,092.44 and 4,882.32

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Solution

The fourth proportional to 5,400.72, 8,092.44 and 4,882.32 is: 7,315.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.72 : 8,092.44 = 4,882.32 : x
  2. Step 2: Convert to fraction form
    5,400.72/8,092.44 = 4,882.32/x
  3. Step 3: Cross multiply
    5,400.72x = 8,092.44 × 4,882.32
  4. Step 4: Simplify right side
    5,400.72x = 39,509,881.66
  5. Step 5: Solve for x
    x = 39,509,881.66/5,400.72
  6. Step 6: Final answer
    x = 7,315.67

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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.