Home / 3,280.34-4,527.42-1,954.50

Finding the Fourth Proportional to 3,280.34, 4,527.42 and 1,954.50

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Solution

The fourth proportional to 3,280.34, 4,527.42 and 1,954.50 is: 2,697.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.34 : 4,527.42 = 1,954.50 : x
  2. Step 2: Convert to fraction form
    3,280.34/4,527.42 = 1,954.50/x
  3. Step 3: Cross multiply
    3,280.34x = 4,527.42 × 1,954.50
  4. Step 4: Simplify right side
    3,280.34x = 8,848,842.39
  5. Step 5: Solve for x
    x = 8,848,842.39/3,280.34
  6. Step 6: Final answer
    x = 2,697.54

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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.