Home / 7,573.55-11,360.78-2,379.43

Finding the Fourth Proportional to 7,573.55, 11,360.78 and 2,379.43

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Solution

The fourth proportional to 7,573.55, 11,360.78 and 2,379.43 is: 3,569.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.55 : 11,360.78 = 2,379.43 : x
  2. Step 2: Convert to fraction form
    7,573.55/11,360.78 = 2,379.43/x
  3. Step 3: Cross multiply
    7,573.55x = 11,360.78 × 2,379.43
  4. Step 4: Simplify right side
    7,573.55x = 27,032,180.76
  5. Step 5: Solve for x
    x = 27,032,180.76/7,573.55
  6. Step 6: Final answer
    x = 3,569.29

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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.