Home / 3,120.14-4,673.73-2,424.35

Finding the Fourth Proportional to 3,120.14, 4,673.73 and 2,424.35

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Solution

The fourth proportional to 3,120.14, 4,673.73 and 2,424.35 is: 3,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120.14 : 4,673.73 = 2,424.35 : x
  2. Step 2: Convert to fraction form
    3,120.14/4,673.73 = 2,424.35/x
  3. Step 3: Cross multiply
    3,120.14x = 4,673.73 × 2,424.35
  4. Step 4: Simplify right side
    3,120.14x = 11,330,757.33
  5. Step 5: Solve for x
    x = 11,330,757.33/3,120.14
  6. Step 6: Final answer
    x = 3,631.49

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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.