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Finding the Fourth Proportional to 5,230.54, 7,845.80 and 1,334.94

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Solution

The fourth proportional to 5,230.54, 7,845.80 and 1,334.94 is: 2,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.54 : 7,845.80 = 1,334.94 : x
  2. Step 2: Convert to fraction form
    5,230.54/7,845.80 = 1,334.94/x
  3. Step 3: Cross multiply
    5,230.54x = 7,845.80 × 1,334.94
  4. Step 4: Simplify right side
    5,230.54x = 10,473,688.53
  5. Step 5: Solve for x
    x = 10,473,688.53/5,230.54
  6. Step 6: Final answer
    x = 2,002.41

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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.