Home / 3,009.08-4,490.38-2,733.68

Finding the Fourth Proportional to 3,009.08, 4,490.38 and 2,733.68

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Solution

The fourth proportional to 3,009.08, 4,490.38 and 2,733.68 is: 4,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.08 : 4,490.38 = 2,733.68 : x
  2. Step 2: Convert to fraction form
    3,009.08/4,490.38 = 2,733.68/x
  3. Step 3: Cross multiply
    3,009.08x = 4,490.38 × 2,733.68
  4. Step 4: Simplify right side
    3,009.08x = 12,275,262.00
  5. Step 5: Solve for x
    x = 12,275,262.00/3,009.08
  6. Step 6: Final answer
    x = 4,079.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.