Home / 11,199.14-16,809.08-5,656.37

Finding the Fourth Proportional to 11,199.14, 16,809.08 and 5,656.37

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Solution

The fourth proportional to 11,199.14, 16,809.08 and 5,656.37 is: 8,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.14 : 16,809.08 = 5,656.37 : x
  2. Step 2: Convert to fraction form
    11,199.14/16,809.08 = 5,656.37/x
  3. Step 3: Cross multiply
    11,199.14x = 16,809.08 × 5,656.37
  4. Step 4: Simplify right side
    11,199.14x = 95,078,263.51
  5. Step 5: Solve for x
    x = 95,078,263.51/11,199.14
  6. Step 6: Final answer
    x = 8,489.79

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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.