Home / 8,022.96-11,071.08-4,485.51

Finding the Fourth Proportional to 8,022.96, 11,071.08 and 4,485.51

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Solution

The fourth proportional to 8,022.96, 11,071.08 and 4,485.51 is: 6,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.96 : 11,071.08 = 4,485.51 : x
  2. Step 2: Convert to fraction form
    8,022.96/11,071.08 = 4,485.51/x
  3. Step 3: Cross multiply
    8,022.96x = 11,071.08 × 4,485.51
  4. Step 4: Simplify right side
    8,022.96x = 49,659,440.05
  5. Step 5: Solve for x
    x = 49,659,440.05/8,022.96
  6. Step 6: Final answer
    x = 6,189.67

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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.