Home / 2,110.71-3,163.31-1,527.67

Finding the Fourth Proportional to 2,110.71, 3,163.31 and 1,527.67

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Solution

The fourth proportional to 2,110.71, 3,163.31 and 1,527.67 is: 2,289.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.71 : 3,163.31 = 1,527.67 : x
  2. Step 2: Convert to fraction form
    2,110.71/3,163.31 = 1,527.67/x
  3. Step 3: Cross multiply
    2,110.71x = 3,163.31 × 1,527.67
  4. Step 4: Simplify right side
    2,110.71x = 4,832,486.15
  5. Step 5: Solve for x
    x = 4,832,486.15/2,110.71
  6. Step 6: Final answer
    x = 2,289.51

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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.