Home / 3,735.20-5,153.44-2,162.99

Finding the Fourth Proportional to 3,735.20, 5,153.44 and 2,162.99

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Solution

The fourth proportional to 3,735.20, 5,153.44 and 2,162.99 is: 2,984.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.20 : 5,153.44 = 2,162.99 : x
  2. Step 2: Convert to fraction form
    3,735.20/5,153.44 = 2,162.99/x
  3. Step 3: Cross multiply
    3,735.20x = 5,153.44 × 2,162.99
  4. Step 4: Simplify right side
    3,735.20x = 11,146,839.19
  5. Step 5: Solve for x
    x = 11,146,839.19/3,735.20
  6. Step 6: Final answer
    x = 2,984.27

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1.5x scale

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.