Home / 6,245.08-8,614.44-4,119.86

Finding the Fourth Proportional to 6,245.08, 8,614.44 and 4,119.86

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Solution

The fourth proportional to 6,245.08, 8,614.44 and 4,119.86 is: 5,682.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.08 : 8,614.44 = 4,119.86 : x
  2. Step 2: Convert to fraction form
    6,245.08/8,614.44 = 4,119.86/x
  3. Step 3: Cross multiply
    6,245.08x = 8,614.44 × 4,119.86
  4. Step 4: Simplify right side
    6,245.08x = 35,490,291.46
  5. Step 5: Solve for x
    x = 35,490,291.46/6,245.08
  6. Step 6: Final answer
    x = 5,682.92

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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.