Home / 3,274.26-4,518.38-1,782.24

Finding the Fourth Proportional to 3,274.26, 4,518.38 and 1,782.24

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Solution

The fourth proportional to 3,274.26, 4,518.38 and 1,782.24 is: 2,459.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.26 : 4,518.38 = 1,782.24 : x
  2. Step 2: Convert to fraction form
    3,274.26/4,518.38 = 1,782.24/x
  3. Step 3: Cross multiply
    3,274.26x = 4,518.38 × 1,782.24
  4. Step 4: Simplify right side
    3,274.26x = 8,052,825.08
  5. Step 5: Solve for x
    x = 8,052,825.08/3,274.26
  6. Step 6: Final answer
    x = 2,459.44

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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.