Home / 7,573.69-11,351.63-3,408.82

Finding the Fourth Proportional to 7,573.69, 11,351.63 and 3,408.82

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Solution

The fourth proportional to 7,573.69, 11,351.63 and 3,408.82 is: 5,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.69 : 11,351.63 = 3,408.82 : x
  2. Step 2: Convert to fraction form
    7,573.69/11,351.63 = 3,408.82/x
  3. Step 3: Cross multiply
    7,573.69x = 11,351.63 × 3,408.82
  4. Step 4: Simplify right side
    7,573.69x = 38,695,624.34
  5. Step 5: Solve for x
    x = 38,695,624.34/7,573.69
  6. Step 6: Final answer
    x = 5,109.22

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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.