Home / 8,755.93-13,146.68-5,459.05

Finding the Fourth Proportional to 8,755.93, 13,146.68 and 5,459.05

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Solution

The fourth proportional to 8,755.93, 13,146.68 and 5,459.05 is: 8,196.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.93 : 13,146.68 = 5,459.05 : x
  2. Step 2: Convert to fraction form
    8,755.93/13,146.68 = 5,459.05/x
  3. Step 3: Cross multiply
    8,755.93x = 13,146.68 × 5,459.05
  4. Step 4: Simplify right side
    8,755.93x = 71,768,383.45
  5. Step 5: Solve for x
    x = 71,768,383.45/8,755.93
  6. Step 6: Final answer
    x = 8,196.55

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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.