Home / 3,846.56-5,769.60-1,536.40

Finding the Fourth Proportional to 3,846.56, 5,769.60 and 1,536.40

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Solution

The fourth proportional to 3,846.56, 5,769.60 and 1,536.40 is: 2,304.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.56 : 5,769.60 = 1,536.40 : x
  2. Step 2: Convert to fraction form
    3,846.56/5,769.60 = 1,536.40/x
  3. Step 3: Cross multiply
    3,846.56x = 5,769.60 × 1,536.40
  4. Step 4: Simplify right side
    3,846.56x = 8,864,413.44
  5. Step 5: Solve for x
    x = 8,864,413.44/3,846.56
  6. Step 6: Final answer
    x = 2,304.50

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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.