Home / 11,805.48-16,291.27-6,772.68

Finding the Fourth Proportional to 11,805.48, 16,291.27 and 6,772.68

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Solution

The fourth proportional to 11,805.48, 16,291.27 and 6,772.68 is: 9,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,805.48 : 16,291.27 = 6,772.68 : x
  2. Step 2: Convert to fraction form
    11,805.48/16,291.27 = 6,772.68/x
  3. Step 3: Cross multiply
    11,805.48x = 16,291.27 × 6,772.68
  4. Step 4: Simplify right side
    11,805.48x = 110,335,558.50
  5. Step 5: Solve for x
    x = 110,335,558.50/11,805.48
  6. Step 6: Final answer
    x = 9,346.13

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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.