Home / 11,505.81-17,236.16-5,962.79

Finding the Fourth Proportional to 11,505.81, 17,236.16 and 5,962.79

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Solution

The fourth proportional to 11,505.81, 17,236.16 and 5,962.79 is: 8,932.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,505.81 : 17,236.16 = 5,962.79 : x
  2. Step 2: Convert to fraction form
    11,505.81/17,236.16 = 5,962.79/x
  3. Step 3: Cross multiply
    11,505.81x = 17,236.16 × 5,962.79
  4. Step 4: Simplify right side
    11,505.81x = 102,775,486.49
  5. Step 5: Solve for x
    x = 102,775,486.49/11,505.81
  6. Step 6: Final answer
    x = 8,932.49

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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.