Home / 5,353.79-8,028.68-1,842.81

Finding the Fourth Proportional to 5,353.79, 8,028.68 and 1,842.81

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Solution

The fourth proportional to 5,353.79, 8,028.68 and 1,842.81 is: 2,763.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.79 : 8,028.68 = 1,842.81 : x
  2. Step 2: Convert to fraction form
    5,353.79/8,028.68 = 1,842.81/x
  3. Step 3: Cross multiply
    5,353.79x = 8,028.68 × 1,842.81
  4. Step 4: Simplify right side
    5,353.79x = 14,795,336.40
  5. Step 5: Solve for x
    x = 14,795,336.40/5,353.79
  6. Step 6: Final answer
    x = 2,763.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.