Home / 3,268.24-4,509.99-1,776.15

Finding the Fourth Proportional to 3,268.24, 4,509.99 and 1,776.15

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Solution

The fourth proportional to 3,268.24, 4,509.99 and 1,776.15 is: 2,450.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.24 : 4,509.99 = 1,776.15 : x
  2. Step 2: Convert to fraction form
    3,268.24/4,509.99 = 1,776.15/x
  3. Step 3: Cross multiply
    3,268.24x = 4,509.99 × 1,776.15
  4. Step 4: Simplify right side
    3,268.24x = 8,010,403.02
  5. Step 5: Solve for x
    x = 8,010,403.02/3,268.24
  6. Step 6: Final answer
    x = 2,450.98

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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.