Home / 4,152.82-5,731.83-2,829.70

Finding the Fourth Proportional to 4,152.82, 5,731.83 and 2,829.70

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Solution

The fourth proportional to 4,152.82, 5,731.83 and 2,829.70 is: 3,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.82 : 5,731.83 = 2,829.70 : x
  2. Step 2: Convert to fraction form
    4,152.82/5,731.83 = 2,829.70/x
  3. Step 3: Cross multiply
    4,152.82x = 5,731.83 × 2,829.70
  4. Step 4: Simplify right side
    4,152.82x = 16,219,359.35
  5. Step 5: Solve for x
    x = 16,219,359.35/4,152.82
  6. Step 6: Final answer
    x = 3,905.63

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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.