Home / 7,910.92-11,867.01-4,624.35

Finding the Fourth Proportional to 7,910.92, 11,867.01 and 4,624.35

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Solution

The fourth proportional to 7,910.92, 11,867.01 and 4,624.35 is: 6,936.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910.92 : 11,867.01 = 4,624.35 : x
  2. Step 2: Convert to fraction form
    7,910.92/11,867.01 = 4,624.35/x
  3. Step 3: Cross multiply
    7,910.92x = 11,867.01 × 4,624.35
  4. Step 4: Simplify right side
    7,910.92x = 54,877,207.69
  5. Step 5: Solve for x
    x = 54,877,207.69/7,910.92
  6. Step 6: Final answer
    x = 6,936.89

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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.