Home / 13,610.96-20,416.97-3,751.01

Finding the Fourth Proportional to 13,610.96, 20,416.97 and 3,751.01

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Solution

The fourth proportional to 13,610.96, 20,416.97 and 3,751.01 is: 5,626.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610.96 : 20,416.97 = 3,751.01 : x
  2. Step 2: Convert to fraction form
    13,610.96/20,416.97 = 3,751.01/x
  3. Step 3: Cross multiply
    13,610.96x = 20,416.97 × 3,751.01
  4. Step 4: Simplify right side
    13,610.96x = 76,584,258.64
  5. Step 5: Solve for x
    x = 76,584,258.64/13,610.96
  6. Step 6: Final answer
    x = 5,626.66

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1.5x scale

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.