Home / 11,512.44-15,884.40-6,798.24

Finding the Fourth Proportional to 11,512.44, 15,884.40 and 6,798.24

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Solution

The fourth proportional to 11,512.44, 15,884.40 and 6,798.24 is: 9,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512.44 : 15,884.40 = 6,798.24 : x
  2. Step 2: Convert to fraction form
    11,512.44/15,884.40 = 6,798.24/x
  3. Step 3: Cross multiply
    11,512.44x = 15,884.40 × 6,798.24
  4. Step 4: Simplify right side
    11,512.44x = 107,985,963.46
  5. Step 5: Solve for x
    x = 107,985,963.46/11,512.44
  6. Step 6: Final answer
    x = 9,379.94

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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.