Home / 4,100.86-6,152.34-1,179.38

Finding the Fourth Proportional to 4,100.86, 6,152.34 and 1,179.38

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Solution

The fourth proportional to 4,100.86, 6,152.34 and 1,179.38 is: 1,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.86 : 6,152.34 = 1,179.38 : x
  2. Step 2: Convert to fraction form
    4,100.86/6,152.34 = 1,179.38/x
  3. Step 3: Cross multiply
    4,100.86x = 6,152.34 × 1,179.38
  4. Step 4: Simplify right side
    4,100.86x = 7,255,946.75
  5. Step 5: Solve for x
    x = 7,255,946.75/4,100.86
  6. Step 6: Final answer
    x = 1,769.37

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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.