Home / 11,014.81-16,538.62-4,453.81

Finding the Fourth Proportional to 11,014.81, 16,538.62 and 4,453.81

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Solution

The fourth proportional to 11,014.81, 16,538.62 and 4,453.81 is: 6,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,014.81 : 16,538.62 = 4,453.81 : x
  2. Step 2: Convert to fraction form
    11,014.81/16,538.62 = 4,453.81/x
  3. Step 3: Cross multiply
    11,014.81x = 16,538.62 × 4,453.81
  4. Step 4: Simplify right side
    11,014.81x = 73,659,871.14
  5. Step 5: Solve for x
    x = 73,659,871.14/11,014.81
  6. Step 6: Final answer
    x = 6,687.35

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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.