Home / 4,264.88-6,403.44-3,539.12

Finding the Fourth Proportional to 4,264.88, 6,403.44 and 3,539.12

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Solution

The fourth proportional to 4,264.88, 6,403.44 and 3,539.12 is: 5,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,264.88 : 6,403.44 = 3,539.12 : x
  2. Step 2: Convert to fraction form
    4,264.88/6,403.44 = 3,539.12/x
  3. Step 3: Cross multiply
    4,264.88x = 6,403.44 × 3,539.12
  4. Step 4: Simplify right side
    4,264.88x = 22,662,542.57
  5. Step 5: Solve for x
    x = 22,662,542.57/4,264.88
  6. Step 6: Final answer
    x = 5,313.76

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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.