Home / 5,741.75-8,612.66-2,279.00

Finding the Fourth Proportional to 5,741.75, 8,612.66 and 2,279.00

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Solution

The fourth proportional to 5,741.75, 8,612.66 and 2,279.00 is: 3,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.75 : 8,612.66 = 2,279.00 : x
  2. Step 2: Convert to fraction form
    5,741.75/8,612.66 = 2,279.00/x
  3. Step 3: Cross multiply
    5,741.75x = 8,612.66 × 2,279.00
  4. Step 4: Simplify right side
    5,741.75x = 19,628,279.37
  5. Step 5: Solve for x
    x = 19,628,279.37/5,741.75
  6. Step 6: Final answer
    x = 3,418.52

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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.