Home / 11,144.37-16,705.56-5,305.08

Finding the Fourth Proportional to 11,144.37, 16,705.56 and 5,305.08

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Solution

The fourth proportional to 11,144.37, 16,705.56 and 5,305.08 is: 7,952.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.37 : 16,705.56 = 5,305.08 : x
  2. Step 2: Convert to fraction form
    11,144.37/16,705.56 = 5,305.08/x
  3. Step 3: Cross multiply
    11,144.37x = 16,705.56 × 5,305.08
  4. Step 4: Simplify right side
    11,144.37x = 88,624,332.24
  5. Step 5: Solve for x
    x = 88,624,332.24/11,144.37
  6. Step 6: Final answer
    x = 7,952.39

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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.