Home / 8,214.12-11,334.87-4,676.63

Finding the Fourth Proportional to 8,214.12, 11,334.87 and 4,676.63

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Solution

The fourth proportional to 8,214.12, 11,334.87 and 4,676.63 is: 6,453.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.12 : 11,334.87 = 4,676.63 : x
  2. Step 2: Convert to fraction form
    8,214.12/11,334.87 = 4,676.63/x
  3. Step 3: Cross multiply
    8,214.12x = 11,334.87 × 4,676.63
  4. Step 4: Simplify right side
    8,214.12x = 53,008,936.41
  5. Step 5: Solve for x
    x = 53,008,936.41/8,214.12
  6. Step 6: Final answer
    x = 6,453.39

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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.