Home / 3,118.14-4,670.73-2,422.35

Finding the Fourth Proportional to 3,118.14, 4,670.73 and 2,422.35

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Solution

The fourth proportional to 3,118.14, 4,670.73 and 2,422.35 is: 3,628.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.14 : 4,670.73 = 2,422.35 : x
  2. Step 2: Convert to fraction form
    3,118.14/4,670.73 = 2,422.35/x
  3. Step 3: Cross multiply
    3,118.14x = 4,670.73 × 2,422.35
  4. Step 4: Simplify right side
    3,118.14x = 11,314,142.82
  5. Step 5: Solve for x
    x = 11,314,142.82/3,118.14
  6. Step 6: Final answer
    x = 3,628.49

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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.