Home / 3,847.63-5,311.66-2,995.00

Finding the Fourth Proportional to 3,847.63, 5,311.66 and 2,995.00

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Solution

The fourth proportional to 3,847.63, 5,311.66 and 2,995.00 is: 4,134.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.63 : 5,311.66 = 2,995.00 : x
  2. Step 2: Convert to fraction form
    3,847.63/5,311.66 = 2,995.00/x
  3. Step 3: Cross multiply
    3,847.63x = 5,311.66 × 2,995.00
  4. Step 4: Simplify right side
    3,847.63x = 15,908,420.00
  5. Step 5: Solve for x
    x = 15,908,420.00/3,847.63
  6. Step 6: Final answer
    x = 4,134.61

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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.