Home / 6,286.93-8,677.52-3,635.88

Finding the Fourth Proportional to 6,286.93, 8,677.52 and 3,635.88

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Solution

The fourth proportional to 6,286.93, 8,677.52 and 3,635.88 is: 5,018.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.93 : 8,677.52 = 3,635.88 : x
  2. Step 2: Convert to fraction form
    6,286.93/8,677.52 = 3,635.88/x
  3. Step 3: Cross multiply
    6,286.93x = 8,677.52 × 3,635.88
  4. Step 4: Simplify right side
    6,286.93x = 31,550,421.42
  5. Step 5: Solve for x
    x = 31,550,421.42/6,286.93
  6. Step 6: Final answer
    x = 5,018.41

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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.