Home / 11,020.37-15,208.21-5,984.63

Finding the Fourth Proportional to 11,020.37, 15,208.21 and 5,984.63

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Solution

The fourth proportional to 11,020.37, 15,208.21 and 5,984.63 is: 8,258.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.37 : 15,208.21 = 5,984.63 : x
  2. Step 2: Convert to fraction form
    11,020.37/15,208.21 = 5,984.63/x
  3. Step 3: Cross multiply
    11,020.37x = 15,208.21 × 5,984.63
  4. Step 4: Simplify right side
    11,020.37x = 91,015,464.62
  5. Step 5: Solve for x
    x = 91,015,464.62/11,020.37
  6. Step 6: Final answer
    x = 8,258.84

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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.