Home / 8,022.08-11,070.44-4,485.28

Finding the Fourth Proportional to 8,022.08, 11,070.44 and 4,485.28

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Solution

The fourth proportional to 8,022.08, 11,070.44 and 4,485.28 is: 6,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.08 : 11,070.44 = 4,485.28 : x
  2. Step 2: Convert to fraction form
    8,022.08/11,070.44 = 4,485.28/x
  3. Step 3: Cross multiply
    8,022.08x = 11,070.44 × 4,485.28
  4. Step 4: Simplify right side
    8,022.08x = 49,654,023.12
  5. Step 5: Solve for x
    x = 49,654,023.12/8,022.08
  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.