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Finding the Fourth Proportional to 3,512.03, 5,268.04 and 1,047.71

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Solution

The fourth proportional to 3,512.03, 5,268.04 and 1,047.71 is: 1,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.03 : 5,268.04 = 1,047.71 : x
  2. Step 2: Convert to fraction form
    3,512.03/5,268.04 = 1,047.71/x
  3. Step 3: Cross multiply
    3,512.03x = 5,268.04 × 1,047.71
  4. Step 4: Simplify right side
    3,512.03x = 5,519,388.74
  5. Step 5: Solve for x
    x = 5,519,388.74/3,512.03
  6. Step 6: Final answer
    x = 1,571.57

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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.