Home / 11,765.22-16,236.14-6,459.92

Finding the Fourth Proportional to 11,765.22, 16,236.14 and 6,459.92

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Solution

The fourth proportional to 11,765.22, 16,236.14 and 6,459.92 is: 8,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,765.22 : 16,236.14 = 6,459.92 : x
  2. Step 2: Convert to fraction form
    11,765.22/16,236.14 = 6,459.92/x
  3. Step 3: Cross multiply
    11,765.22x = 16,236.14 × 6,459.92
  4. Step 4: Simplify right side
    11,765.22x = 104,884,165.51
  5. Step 5: Solve for x
    x = 104,884,165.51/11,765.22
  6. Step 6: Final answer
    x = 8,914.76

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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.