Home / 3,512.24-5,269.12-1,047.26

Finding the Fourth Proportional to 3,512.24, 5,269.12 and 1,047.26

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Solution

The fourth proportional to 3,512.24, 5,269.12 and 1,047.26 is: 1,571.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.24 : 5,269.12 = 1,047.26 : x
  2. Step 2: Convert to fraction form
    3,512.24/5,269.12 = 1,047.26/x
  3. Step 3: Cross multiply
    3,512.24x = 5,269.12 × 1,047.26
  4. Step 4: Simplify right side
    3,512.24x = 5,518,138.61
  5. Step 5: Solve for x
    x = 5,518,138.61/3,512.24
  6. Step 6: Final answer
    x = 1,571.12

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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.