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Finding the Fourth Proportional to 6,503.85, 9,755.55 and 1,823.85

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Solution

The fourth proportional to 6,503.85, 9,755.55 and 1,823.85 is: 2,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503.85 : 9,755.55 = 1,823.85 : x
  2. Step 2: Convert to fraction form
    6,503.85/9,755.55 = 1,823.85/x
  3. Step 3: Cross multiply
    6,503.85x = 9,755.55 × 1,823.85
  4. Step 4: Simplify right side
    6,503.85x = 17,792,659.87
  5. Step 5: Solve for x
    x = 17,792,659.87/6,503.85
  6. Step 6: Final answer
    x = 2,735.71

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1.5x scale

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.