Home / 2,262.20-3,393.42-2,127.08

Finding the Fourth Proportional to 2,262.20, 3,393.42 and 2,127.08

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Solution

The fourth proportional to 2,262.20, 3,393.42 and 2,127.08 is: 3,190.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.20 : 3,393.42 = 2,127.08 : x
  2. Step 2: Convert to fraction form
    2,262.20/3,393.42 = 2,127.08/x
  3. Step 3: Cross multiply
    2,262.20x = 3,393.42 × 2,127.08
  4. Step 4: Simplify right side
    2,262.20x = 7,218,075.81
  5. Step 5: Solve for x
    x = 7,218,075.81/2,262.20
  6. Step 6: Final answer
    x = 3,190.73

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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.