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Finding the Fourth Proportional to 7,235.54, 10,845.91 and 4,895.79

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Solution

The fourth proportional to 7,235.54, 10,845.91 and 4,895.79 is: 7,338.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235.54 : 10,845.91 = 4,895.79 : x
  2. Step 2: Convert to fraction form
    7,235.54/10,845.91 = 4,895.79/x
  3. Step 3: Cross multiply
    7,235.54x = 10,845.91 × 4,895.79
  4. Step 4: Simplify right side
    7,235.54x = 53,099,303.84
  5. Step 5: Solve for x
    x = 53,099,303.84/7,235.54
  6. Step 6: Final answer
    x = 7,338.68

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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.