Home / 3,735.48-5,154.28-2,163.28

Finding the Fourth Proportional to 3,735.48, 5,154.28 and 2,163.28

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Solution

The fourth proportional to 3,735.48, 5,154.28 and 2,163.28 is: 2,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.48 : 5,154.28 = 2,163.28 : x
  2. Step 2: Convert to fraction form
    3,735.48/5,154.28 = 2,163.28/x
  3. Step 3: Cross multiply
    3,735.48x = 5,154.28 × 2,163.28
  4. Step 4: Simplify right side
    3,735.48x = 11,150,150.84
  5. Step 5: Solve for x
    x = 11,150,150.84/3,735.48
  6. Step 6: Final answer
    x = 2,984.93

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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.