Home / 5,061.42-6,984.60-2,936.88

Finding the Fourth Proportional to 5,061.42, 6,984.60 and 2,936.88

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Solution

The fourth proportional to 5,061.42, 6,984.60 and 2,936.88 is: 4,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.42 : 6,984.60 = 2,936.88 : x
  2. Step 2: Convert to fraction form
    5,061.42/6,984.60 = 2,936.88/x
  3. Step 3: Cross multiply
    5,061.42x = 6,984.60 × 2,936.88
  4. Step 4: Simplify right side
    5,061.42x = 20,512,932.05
  5. Step 5: Solve for x
    x = 20,512,932.05/5,061.42
  6. Step 6: Final answer
    x = 4,052.80

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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.