Home / 8,845.60-13,268.36-4,214.56

Finding the Fourth Proportional to 8,845.60, 13,268.36 and 4,214.56

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Solution

The fourth proportional to 8,845.60, 13,268.36 and 4,214.56 is: 6,321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.60 : 13,268.36 = 4,214.56 : x
  2. Step 2: Convert to fraction form
    8,845.60/13,268.36 = 4,214.56/x
  3. Step 3: Cross multiply
    8,845.60x = 13,268.36 × 4,214.56
  4. Step 4: Simplify right side
    8,845.60x = 55,920,299.32
  5. Step 5: Solve for x
    x = 55,920,299.32/8,845.60
  6. Step 6: Final answer
    x = 6,321.82

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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.