Home / 6,255.42-8,632.60-3,422.98

Finding the Fourth Proportional to 6,255.42, 8,632.60 and 3,422.98

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Solution

The fourth proportional to 6,255.42, 8,632.60 and 3,422.98 is: 4,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.42 : 8,632.60 = 3,422.98 : x
  2. Step 2: Convert to fraction form
    6,255.42/8,632.60 = 3,422.98/x
  3. Step 3: Cross multiply
    6,255.42x = 8,632.60 × 3,422.98
  4. Step 4: Simplify right side
    6,255.42x = 29,549,187.01
  5. Step 5: Solve for x
    x = 29,549,187.01/6,255.42
  6. Step 6: Final answer
    x = 4,723.77

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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.