Home / 6,331.42-8,735.67-3,536.86

Finding the Fourth Proportional to 6,331.42, 8,735.67 and 3,536.86

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Solution

The fourth proportional to 6,331.42, 8,735.67 and 3,536.86 is: 4,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.42 : 8,735.67 = 3,536.86 : x
  2. Step 2: Convert to fraction form
    6,331.42/8,735.67 = 3,536.86/x
  3. Step 3: Cross multiply
    6,331.42x = 8,735.67 × 3,536.86
  4. Step 4: Simplify right side
    6,331.42x = 30,896,841.80
  5. Step 5: Solve for x
    x = 30,896,841.80/6,331.42
  6. Step 6: Final answer
    x = 4,879.92

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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.