Home / 6,416.52-8,856.26-4,174.44

Finding the Fourth Proportional to 6,416.52, 8,856.26 and 4,174.44

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Solution

The fourth proportional to 6,416.52, 8,856.26 and 4,174.44 is: 5,761.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.52 : 8,856.26 = 4,174.44 : x
  2. Step 2: Convert to fraction form
    6,416.52/8,856.26 = 4,174.44/x
  3. Step 3: Cross multiply
    6,416.52x = 8,856.26 × 4,174.44
  4. Step 4: Simplify right side
    6,416.52x = 36,969,925.99
  5. Step 5: Solve for x
    x = 36,969,925.99/6,416.52
  6. Step 6: Final answer
    x = 5,761.68

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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.