Home / 8,301.82-12,456.35-4,405.26

Finding the Fourth Proportional to 8,301.82, 12,456.35 and 4,405.26

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Solution

The fourth proportional to 8,301.82, 12,456.35 and 4,405.26 is: 6,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.82 : 12,456.35 = 4,405.26 : x
  2. Step 2: Convert to fraction form
    8,301.82/12,456.35 = 4,405.26/x
  3. Step 3: Cross multiply
    8,301.82x = 12,456.35 × 4,405.26
  4. Step 4: Simplify right side
    8,301.82x = 54,873,460.40
  5. Step 5: Solve for x
    x = 54,873,460.40/8,301.82
  6. Step 6: Final answer
    x = 6,609.81

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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.