Home / 10,825.44-14,939.04-6,109.92

Finding the Fourth Proportional to 10,825.44, 14,939.04 and 6,109.92

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Solution

The fourth proportional to 10,825.44, 14,939.04 and 6,109.92 is: 8,431.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,825.44 : 14,939.04 = 6,109.92 : x
  2. Step 2: Convert to fraction form
    10,825.44/14,939.04 = 6,109.92/x
  3. Step 3: Cross multiply
    10,825.44x = 14,939.04 × 6,109.92
  4. Step 4: Simplify right side
    10,825.44x = 91,276,339.28
  5. Step 5: Solve for x
    x = 91,276,339.28/10,825.44
  6. Step 6: Final answer
    x = 8,431.65

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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.