Home / 3,861.46-5,792.70-1,263.52

Finding the Fourth Proportional to 3,861.46, 5,792.70 and 1,263.52

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Solution

The fourth proportional to 3,861.46, 5,792.70 and 1,263.52 is: 1,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.46 : 5,792.70 = 1,263.52 : x
  2. Step 2: Convert to fraction form
    3,861.46/5,792.70 = 1,263.52/x
  3. Step 3: Cross multiply
    3,861.46x = 5,792.70 × 1,263.52
  4. Step 4: Simplify right side
    3,861.46x = 7,319,192.30
  5. Step 5: Solve for x
    x = 7,319,192.30/3,861.46
  6. Step 6: Final answer
    x = 1,895.45

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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.