Home / 3,619.84-4,995.54-2,047.96

Finding the Fourth Proportional to 3,619.84, 4,995.54 and 2,047.96

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Solution

The fourth proportional to 3,619.84, 4,995.54 and 2,047.96 is: 2,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.84 : 4,995.54 = 2,047.96 : x
  2. Step 2: Convert to fraction form
    3,619.84/4,995.54 = 2,047.96/x
  3. Step 3: Cross multiply
    3,619.84x = 4,995.54 × 2,047.96
  4. Step 4: Simplify right side
    3,619.84x = 10,230,666.10
  5. Step 5: Solve for x
    x = 10,230,666.10/3,619.84
  6. Step 6: Final answer
    x = 2,826.28

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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.