Home / 3,619.66-4,995.56-2,047.86

Finding the Fourth Proportional to 3,619.66, 4,995.56 and 2,047.86

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Solution

The fourth proportional to 3,619.66, 4,995.56 and 2,047.86 is: 2,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.66 : 4,995.56 = 2,047.86 : x
  2. Step 2: Convert to fraction form
    3,619.66/4,995.56 = 2,047.86/x
  3. Step 3: Cross multiply
    3,619.66x = 4,995.56 × 2,047.86
  4. Step 4: Simplify right side
    3,619.66x = 10,230,207.50
  5. Step 5: Solve for x
    x = 10,230,207.50/3,619.66
  6. Step 6: Final answer
    x = 2,826.29

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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.