Home / 3,792.42-5,232.87-2,798.55

Finding the Fourth Proportional to 3,792.42, 5,232.87 and 2,798.55

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Solution

The fourth proportional to 3,792.42, 5,232.87 and 2,798.55 is: 3,861.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.42 : 5,232.87 = 2,798.55 : x
  2. Step 2: Convert to fraction form
    3,792.42/5,232.87 = 2,798.55/x
  3. Step 3: Cross multiply
    3,792.42x = 5,232.87 × 2,798.55
  4. Step 4: Simplify right side
    3,792.42x = 14,644,448.34
  5. Step 5: Solve for x
    x = 14,644,448.34/3,792.42
  6. Step 6: Final answer
    x = 3,861.50

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1.5x scale

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.