Home / 10,743.87-16,106.64-4,076.64

Finding the Fourth Proportional to 10,743.87, 16,106.64 and 4,076.64

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Solution

The fourth proportional to 10,743.87, 16,106.64 and 4,076.64 is: 6,111.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.87 : 16,106.64 = 4,076.64 : x
  2. Step 2: Convert to fraction form
    10,743.87/16,106.64 = 4,076.64/x
  3. Step 3: Cross multiply
    10,743.87x = 16,106.64 × 4,076.64
  4. Step 4: Simplify right side
    10,743.87x = 65,660,972.89
  5. Step 5: Solve for x
    x = 65,660,972.89/10,743.87
  6. Step 6: Final answer
    x = 6,111.48

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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.