Home / 11,759.08-16,226.87-6,453.47

Finding the Fourth Proportional to 11,759.08, 16,226.87 and 6,453.47

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Solution

The fourth proportional to 11,759.08, 16,226.87 and 6,453.47 is: 8,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.08 : 16,226.87 = 6,453.47 : x
  2. Step 2: Convert to fraction form
    11,759.08/16,226.87 = 6,453.47/x
  3. Step 3: Cross multiply
    11,759.08x = 16,226.87 × 6,453.47
  4. Step 4: Simplify right side
    11,759.08x = 104,719,618.74
  5. Step 5: Solve for x
    x = 104,719,618.74/11,759.08
  6. Step 6: Final answer
    x = 8,905.43

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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.