Home / 3,619.56-4,994.66-2,047.40

Finding the Fourth Proportional to 3,619.56, 4,994.66 and 2,047.40

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Solution

The fourth proportional to 3,619.56, 4,994.66 and 2,047.40 is: 2,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.56 : 4,994.66 = 2,047.40 : x
  2. Step 2: Convert to fraction form
    3,619.56/4,994.66 = 2,047.40/x
  3. Step 3: Cross multiply
    3,619.56x = 4,994.66 × 2,047.40
  4. Step 4: Simplify right side
    3,619.56x = 10,226,066.88
  5. Step 5: Solve for x
    x = 10,226,066.88/3,619.56
  6. Step 6: Final answer
    x = 2,825.22

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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.