Home / 7,360.54-11,043.74-2,680.86

Finding the Fourth Proportional to 7,360.54, 11,043.74 and 2,680.86

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Solution

The fourth proportional to 7,360.54, 11,043.74 and 2,680.86 is: 4,022.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.54 : 11,043.74 = 2,680.86 : x
  2. Step 2: Convert to fraction form
    7,360.54/11,043.74 = 2,680.86/x
  3. Step 3: Cross multiply
    7,360.54x = 11,043.74 × 2,680.86
  4. Step 4: Simplify right side
    7,360.54x = 29,606,753.85
  5. Step 5: Solve for x
    x = 29,606,753.85/7,360.54
  6. Step 6: Final answer
    x = 4,022.36

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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.