Home / 6,638.48-9,956.28-2,364.79

Finding the Fourth Proportional to 6,638.48, 9,956.28 and 2,364.79

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Solution

The fourth proportional to 6,638.48, 9,956.28 and 2,364.79 is: 3,546.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638.48 : 9,956.28 = 2,364.79 : x
  2. Step 2: Convert to fraction form
    6,638.48/9,956.28 = 2,364.79/x
  3. Step 3: Cross multiply
    6,638.48x = 9,956.28 × 2,364.79
  4. Step 4: Simplify right side
    6,638.48x = 23,544,511.38
  5. Step 5: Solve for x
    x = 23,544,511.38/6,638.48
  6. Step 6: Final answer
    x = 3,546.67

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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.