Home / 3,089.22-4,633.19-1,140.09

Finding the Fourth Proportional to 3,089.22, 4,633.19 and 1,140.09

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Solution

The fourth proportional to 3,089.22, 4,633.19 and 1,140.09 is: 1,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.22 : 4,633.19 = 1,140.09 : x
  2. Step 2: Convert to fraction form
    3,089.22/4,633.19 = 1,140.09/x
  3. Step 3: Cross multiply
    3,089.22x = 4,633.19 × 1,140.09
  4. Step 4: Simplify right side
    3,089.22x = 5,282,268.02
  5. Step 5: Solve for x
    x = 5,282,268.02/3,089.22
  6. Step 6: Final answer
    x = 1,709.90

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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.