Home / 10,546.71-15,816.60-3,881.67

Finding the Fourth Proportional to 10,546.71, 15,816.60 and 3,881.67

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Solution

The fourth proportional to 10,546.71, 15,816.60 and 3,881.67 is: 5,821.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546.71 : 15,816.60 = 3,881.67 : x
  2. Step 2: Convert to fraction form
    10,546.71/15,816.60 = 3,881.67/x
  3. Step 3: Cross multiply
    10,546.71x = 15,816.60 × 3,881.67
  4. Step 4: Simplify right side
    10,546.71x = 61,394,821.72
  5. Step 5: Solve for x
    x = 61,394,821.72/10,546.71
  6. Step 6: Final answer
    x = 5,821.23

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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.