Home / 10,288.67-14,197.68-5,812.88

Finding the Fourth Proportional to 10,288.67, 14,197.68 and 5,812.88

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Solution

The fourth proportional to 10,288.67, 14,197.68 and 5,812.88 is: 8,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.67 : 14,197.68 = 5,812.88 : x
  2. Step 2: Convert to fraction form
    10,288.67/14,197.68 = 5,812.88/x
  3. Step 3: Cross multiply
    10,288.67x = 14,197.68 × 5,812.88
  4. Step 4: Simplify right side
    10,288.67x = 82,529,339.13
  5. Step 5: Solve for x
    x = 82,529,339.13/10,288.67
  6. Step 6: Final answer
    x = 8,021.38

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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.