Home / 8,624.62-11,901.71-4,847.69

Finding the Fourth Proportional to 8,624.62, 11,901.71 and 4,847.69

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Solution

The fourth proportional to 8,624.62, 11,901.71 and 4,847.69 is: 6,689.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.62 : 11,901.71 = 4,847.69 : x
  2. Step 2: Convert to fraction form
    8,624.62/11,901.71 = 4,847.69/x
  3. Step 3: Cross multiply
    8,624.62x = 11,901.71 × 4,847.69
  4. Step 4: Simplify right side
    8,624.62x = 57,695,806.07
  5. Step 5: Solve for x
    x = 57,695,806.07/8,624.62
  6. Step 6: Final answer
    x = 6,689.67

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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.