Home / 8,723.70-13,063.68-6,961.14

Finding the Fourth Proportional to 8,723.70, 13,063.68 and 6,961.14

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Solution

The fourth proportional to 8,723.70, 13,063.68 and 6,961.14 is: 10,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.70 : 13,063.68 = 6,961.14 : x
  2. Step 2: Convert to fraction form
    8,723.70/13,063.68 = 6,961.14/x
  3. Step 3: Cross multiply
    8,723.70x = 13,063.68 × 6,961.14
  4. Step 4: Simplify right side
    8,723.70x = 90,938,105.40
  5. Step 5: Solve for x
    x = 90,938,105.40/8,723.70
  6. Step 6: Final answer
    x = 10,424.26

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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.