Home / 2,938.37-4,054.62-1,612.06

Finding the Fourth Proportional to 2,938.37, 4,054.62 and 1,612.06

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Solution

The fourth proportional to 2,938.37, 4,054.62 and 1,612.06 is: 2,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.37 : 4,054.62 = 1,612.06 : x
  2. Step 2: Convert to fraction form
    2,938.37/4,054.62 = 1,612.06/x
  3. Step 3: Cross multiply
    2,938.37x = 4,054.62 × 1,612.06
  4. Step 4: Simplify right side
    2,938.37x = 6,536,290.72
  5. Step 5: Solve for x
    x = 6,536,290.72/2,938.37
  6. Step 6: Final answer
    x = 2,224.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.