Home / 3,441.75-4,749.62-1,869.88

Finding the Fourth Proportional to 3,441.75, 4,749.62 and 1,869.88

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Solution

The fourth proportional to 3,441.75, 4,749.62 and 1,869.88 is: 2,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.75 : 4,749.62 = 1,869.88 : x
  2. Step 2: Convert to fraction form
    3,441.75/4,749.62 = 1,869.88/x
  3. Step 3: Cross multiply
    3,441.75x = 4,749.62 × 1,869.88
  4. Step 4: Simplify right side
    3,441.75x = 8,881,219.45
  5. Step 5: Solve for x
    x = 8,881,219.45/3,441.75
  6. Step 6: Final answer
    x = 2,580.44

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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.