Home / 4,102.08-6,151.92-1,179.60

Finding the Fourth Proportional to 4,102.08, 6,151.92 and 1,179.60

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Solution

The fourth proportional to 4,102.08, 6,151.92 and 1,179.60 is: 1,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.08 : 6,151.92 = 1,179.60 : x
  2. Step 2: Convert to fraction form
    4,102.08/6,151.92 = 1,179.60/x
  3. Step 3: Cross multiply
    4,102.08x = 6,151.92 × 1,179.60
  4. Step 4: Simplify right side
    4,102.08x = 7,256,804.83
  5. Step 5: Solve for x
    x = 7,256,804.83/4,102.08
  6. Step 6: Final answer
    x = 1,769.05

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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.