Home / 8,335.44-11,504.43-4,800.78

Finding the Fourth Proportional to 8,335.44, 11,504.43 and 4,800.78

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Solution

The fourth proportional to 8,335.44, 11,504.43 and 4,800.78 is: 6,625.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,335.44 : 11,504.43 = 4,800.78 : x
  2. Step 2: Convert to fraction form
    8,335.44/11,504.43 = 4,800.78/x
  3. Step 3: Cross multiply
    8,335.44x = 11,504.43 × 4,800.78
  4. Step 4: Simplify right side
    8,335.44x = 55,230,237.46
  5. Step 5: Solve for x
    x = 55,230,237.46/8,335.44
  6. Step 6: Final answer
    x = 6,625.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.