Home / 6,246.71-8,620.58-3,558.24

Finding the Fourth Proportional to 6,246.71, 8,620.58 and 3,558.24

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Solution

The fourth proportional to 6,246.71, 8,620.58 and 3,558.24 is: 4,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.71 : 8,620.58 = 3,558.24 : x
  2. Step 2: Convert to fraction form
    6,246.71/8,620.58 = 3,558.24/x
  3. Step 3: Cross multiply
    6,246.71x = 8,620.58 × 3,558.24
  4. Step 4: Simplify right side
    6,246.71x = 30,674,092.58
  5. Step 5: Solve for x
    x = 30,674,092.58/6,246.71
  6. Step 6: Final answer
    x = 4,910.44

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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.