Home / 7,579.35-11,370.86-2,385.23

Finding the Fourth Proportional to 7,579.35, 11,370.86 and 2,385.23

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Solution

The fourth proportional to 7,579.35, 11,370.86 and 2,385.23 is: 3,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.35 : 11,370.86 = 2,385.23 : x
  2. Step 2: Convert to fraction form
    7,579.35/11,370.86 = 2,385.23/x
  3. Step 3: Cross multiply
    7,579.35x = 11,370.86 × 2,385.23
  4. Step 4: Simplify right side
    7,579.35x = 27,122,047.62
  5. Step 5: Solve for x
    x = 27,122,047.62/7,579.35
  6. Step 6: Final answer
    x = 3,578.41

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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.