Home / 2,741.22-4,127.00-1,881.18

Finding the Fourth Proportional to 2,741.22, 4,127.00 and 1,881.18

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Solution

The fourth proportional to 2,741.22, 4,127.00 and 1,881.18 is: 2,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.22 : 4,127.00 = 1,881.18 : x
  2. Step 2: Convert to fraction form
    2,741.22/4,127.00 = 1,881.18/x
  3. Step 3: Cross multiply
    2,741.22x = 4,127.00 × 1,881.18
  4. Step 4: Simplify right side
    2,741.22x = 7,763,620.45
  5. Step 5: Solve for x
    x = 7,763,620.45/2,741.22
  6. Step 6: Final answer
    x = 2,832.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.