Home / 4,165.31-5,752.85-2,836.71

Finding the Fourth Proportional to 4,165.31, 5,752.85 and 2,836.71

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Solution

The fourth proportional to 4,165.31, 5,752.85 and 2,836.71 is: 3,917.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.31 : 5,752.85 = 2,836.71 : x
  2. Step 2: Convert to fraction form
    4,165.31/5,752.85 = 2,836.71/x
  3. Step 3: Cross multiply
    4,165.31x = 5,752.85 × 2,836.71
  4. Step 4: Simplify right side
    4,165.31x = 16,319,152.94
  5. Step 5: Solve for x
    x = 16,319,152.94/4,165.31
  6. Step 6: Final answer
    x = 3,917.88

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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.