Home / 3,806.96-5,706.56-2,574.50

Finding the Fourth Proportional to 3,806.96, 5,706.56 and 2,574.50

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Solution

The fourth proportional to 3,806.96, 5,706.56 and 2,574.50 is: 3,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.96 : 5,706.56 = 2,574.50 : x
  2. Step 2: Convert to fraction form
    3,806.96/5,706.56 = 2,574.50/x
  3. Step 3: Cross multiply
    3,806.96x = 5,706.56 × 2,574.50
  4. Step 4: Simplify right side
    3,806.96x = 14,691,530.89
  5. Step 5: Solve for x
    x = 14,691,530.89/3,806.96
  6. Step 6: Final answer
    x = 3,859.13

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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.