Home / 4,741.32-7,112.88-2,144.26

Finding the Fourth Proportional to 4,741.32, 7,112.88 and 2,144.26

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Solution

The fourth proportional to 4,741.32, 7,112.88 and 2,144.26 is: 3,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.32 : 7,112.88 = 2,144.26 : x
  2. Step 2: Convert to fraction form
    4,741.32/7,112.88 = 2,144.26/x
  3. Step 3: Cross multiply
    4,741.32x = 7,112.88 × 2,144.26
  4. Step 4: Simplify right side
    4,741.32x = 15,251,864.07
  5. Step 5: Solve for x
    x = 15,251,864.07/4,741.32
  6. Step 6: Final answer
    x = 3,216.80

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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.