Home / 3,816.60-5,720.04-1,735.92

Finding the Fourth Proportional to 3,816.60, 5,720.04 and 1,735.92

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Solution

The fourth proportional to 3,816.60, 5,720.04 and 1,735.92 is: 2,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.60 : 5,720.04 = 1,735.92 : x
  2. Step 2: Convert to fraction form
    3,816.60/5,720.04 = 1,735.92/x
  3. Step 3: Cross multiply
    3,816.60x = 5,720.04 × 1,735.92
  4. Step 4: Simplify right side
    3,816.60x = 9,929,531.84
  5. Step 5: Solve for x
    x = 9,929,531.84/3,816.60
  6. Step 6: Final answer
    x = 2,601.67

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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.