Home / 8,755.58-13,133.60-2,515.34

Finding the Fourth Proportional to 8,755.58, 13,133.60 and 2,515.34

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Solution

The fourth proportional to 8,755.58, 13,133.60 and 2,515.34 is: 3,773.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.58 : 13,133.60 = 2,515.34 : x
  2. Step 2: Convert to fraction form
    8,755.58/13,133.60 = 2,515.34/x
  3. Step 3: Cross multiply
    8,755.58x = 13,133.60 × 2,515.34
  4. Step 4: Simplify right side
    8,755.58x = 33,035,391.18
  5. Step 5: Solve for x
    x = 33,035,391.18/8,755.58
  6. Step 6: Final answer
    x = 3,773.07

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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.