Home / 11,500.02-17,213.10-7,744.88

Finding the Fourth Proportional to 11,500.02, 17,213.10 and 7,744.88

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Solution

The fourth proportional to 11,500.02, 17,213.10 and 7,744.88 is: 11,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,500.02 : 17,213.10 = 7,744.88 : x
  2. Step 2: Convert to fraction form
    11,500.02/17,213.10 = 7,744.88/x
  3. Step 3: Cross multiply
    11,500.02x = 17,213.10 × 7,744.88
  4. Step 4: Simplify right side
    11,500.02x = 133,313,407.92
  5. Step 5: Solve for x
    x = 133,313,407.92/11,500.02
  6. Step 6: Final answer
    x = 11,592.45

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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.