Home / 5,176.30-7,740.61-3,844.61

Finding the Fourth Proportional to 5,176.30, 7,740.61 and 3,844.61

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Solution

The fourth proportional to 5,176.30, 7,740.61 and 3,844.61 is: 5,749.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.30 : 7,740.61 = 3,844.61 : x
  2. Step 2: Convert to fraction form
    5,176.30/7,740.61 = 3,844.61/x
  3. Step 3: Cross multiply
    5,176.30x = 7,740.61 × 3,844.61
  4. Step 4: Simplify right side
    5,176.30x = 29,759,626.61
  5. Step 5: Solve for x
    x = 29,759,626.61/5,176.30
  6. Step 6: Final answer
    x = 5,749.21

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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.