Home / 8,269.31-12,404.60-2,346.09

Finding the Fourth Proportional to 8,269.31, 12,404.60 and 2,346.09

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Solution

The fourth proportional to 8,269.31, 12,404.60 and 2,346.09 is: 3,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.31 : 12,404.60 = 2,346.09 : x
  2. Step 2: Convert to fraction form
    8,269.31/12,404.60 = 2,346.09/x
  3. Step 3: Cross multiply
    8,269.31x = 12,404.60 × 2,346.09
  4. Step 4: Simplify right side
    8,269.31x = 29,102,313.88
  5. Step 5: Solve for x
    x = 29,102,313.88/8,269.31
  6. Step 6: Final answer
    x = 3,519.32

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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.