Home / 8,022.32-11,070.60-4,485.68

Finding the Fourth Proportional to 8,022.32, 11,070.60 and 4,485.68

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Solution

The fourth proportional to 8,022.32, 11,070.60 and 4,485.68 is: 6,190.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.32 : 11,070.60 = 4,485.68 : x
  2. Step 2: Convert to fraction form
    8,022.32/11,070.60 = 4,485.68/x
  3. Step 3: Cross multiply
    8,022.32x = 11,070.60 × 4,485.68
  4. Step 4: Simplify right side
    8,022.32x = 49,659,169.01
  5. Step 5: Solve for x
    x = 49,659,169.01/8,022.32
  6. Step 6: Final answer
    x = 6,190.13

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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.