Home / 11,625.12-17,437.03-6,819.22

Finding the Fourth Proportional to 11,625.12, 17,437.03 and 6,819.22

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Solution

The fourth proportional to 11,625.12, 17,437.03 and 6,819.22 is: 10,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.12 : 17,437.03 = 6,819.22 : x
  2. Step 2: Convert to fraction form
    11,625.12/17,437.03 = 6,819.22/x
  3. Step 3: Cross multiply
    11,625.12x = 17,437.03 × 6,819.22
  4. Step 4: Simplify right side
    11,625.12x = 118,906,943.72
  5. Step 5: Solve for x
    x = 118,906,943.72/11,625.12
  6. Step 6: Final answer
    x = 10,228.45

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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.