Home / 4,112.91-5,672.16-2,996.46

Finding the Fourth Proportional to 4,112.91, 5,672.16 and 2,996.46

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Solution

The fourth proportional to 4,112.91, 5,672.16 and 2,996.46 is: 4,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.91 : 5,672.16 = 2,996.46 : x
  2. Step 2: Convert to fraction form
    4,112.91/5,672.16 = 2,996.46/x
  3. Step 3: Cross multiply
    4,112.91x = 5,672.16 × 2,996.46
  4. Step 4: Simplify right side
    4,112.91x = 16,996,400.55
  5. Step 5: Solve for x
    x = 16,996,400.55/4,112.91
  6. Step 6: Final answer
    x = 4,132.45

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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.