Home / 11,087.84-16,631.68-4,512.48

Finding the Fourth Proportional to 11,087.84, 16,631.68 and 4,512.48

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Solution

The fourth proportional to 11,087.84, 16,631.68 and 4,512.48 is: 6,768.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.84 : 16,631.68 = 4,512.48 : x
  2. Step 2: Convert to fraction form
    11,087.84/16,631.68 = 4,512.48/x
  3. Step 3: Cross multiply
    11,087.84x = 16,631.68 × 4,512.48
  4. Step 4: Simplify right side
    11,087.84x = 75,050,123.37
  5. Step 5: Solve for x
    x = 75,050,123.37/11,087.84
  6. Step 6: Final answer
    x = 6,768.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.