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Finding the Fourth Proportional to 3,846.93, 5,770.86 and 1,506.97

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Solution

The fourth proportional to 3,846.93, 5,770.86 and 1,506.97 is: 2,260.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.93 : 5,770.86 = 1,506.97 : x
  2. Step 2: Convert to fraction form
    3,846.93/5,770.86 = 1,506.97/x
  3. Step 3: Cross multiply
    3,846.93x = 5,770.86 × 1,506.97
  4. Step 4: Simplify right side
    3,846.93x = 8,696,512.89
  5. Step 5: Solve for x
    x = 8,696,512.89/3,846.93
  6. Step 6: Final answer
    x = 2,260.64

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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.