Home / 2,914.34-4,019.79-1,734.50

Finding the Fourth Proportional to 2,914.34, 4,019.79 and 1,734.50

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Solution

The fourth proportional to 2,914.34, 4,019.79 and 1,734.50 is: 2,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.34 : 4,019.79 = 1,734.50 : x
  2. Step 2: Convert to fraction form
    2,914.34/4,019.79 = 1,734.50/x
  3. Step 3: Cross multiply
    2,914.34x = 4,019.79 × 1,734.50
  4. Step 4: Simplify right side
    2,914.34x = 6,972,325.76
  5. Step 5: Solve for x
    x = 6,972,325.76/2,914.34
  6. Step 6: Final answer
    x = 2,392.42

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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.