Home / 4,865.45-6,717.36-3,861.26

Finding the Fourth Proportional to 4,865.45, 6,717.36 and 3,861.26

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Solution

The fourth proportional to 4,865.45, 6,717.36 and 3,861.26 is: 5,330.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.45 : 6,717.36 = 3,861.26 : x
  2. Step 2: Convert to fraction form
    4,865.45/6,717.36 = 3,861.26/x
  3. Step 3: Cross multiply
    4,865.45x = 6,717.36 × 3,861.26
  4. Step 4: Simplify right side
    4,865.45x = 25,937,439.89
  5. Step 5: Solve for x
    x = 25,937,439.89/4,865.45
  6. Step 6: Final answer
    x = 5,330.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.