Home / 6,170.52-8,517.80-4,079.64

Finding the Fourth Proportional to 6,170.52, 8,517.80 and 4,079.64

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Solution

The fourth proportional to 6,170.52, 8,517.80 and 4,079.64 is: 5,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,170.52 : 8,517.80 = 4,079.64 : x
  2. Step 2: Convert to fraction form
    6,170.52/8,517.80 = 4,079.64/x
  3. Step 3: Cross multiply
    6,170.52x = 8,517.80 × 4,079.64
  4. Step 4: Simplify right side
    6,170.52x = 34,749,557.59
  5. Step 5: Solve for x
    x = 34,749,557.59/6,170.52
  6. Step 6: Final answer
    x = 5,631.54

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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.