Home / 3,735.44-5,155.35-2,163.59

Finding the Fourth Proportional to 3,735.44, 5,155.35 and 2,163.59

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Solution

The fourth proportional to 3,735.44, 5,155.35 and 2,163.59 is: 2,986.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.44 : 5,155.35 = 2,163.59 : x
  2. Step 2: Convert to fraction form
    3,735.44/5,155.35 = 2,163.59/x
  3. Step 3: Cross multiply
    3,735.44x = 5,155.35 × 2,163.59
  4. Step 4: Simplify right side
    3,735.44x = 11,154,063.71
  5. Step 5: Solve for x
    x = 11,154,063.71/3,735.44
  6. Step 6: Final answer
    x = 2,986.01

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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.