Home / 5,459.52-8,192.64-3,268.80

Finding the Fourth Proportional to 5,459.52, 8,192.64 and 3,268.80

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Solution

The fourth proportional to 5,459.52, 8,192.64 and 3,268.80 is: 4,905.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.52 : 8,192.64 = 3,268.80 : x
  2. Step 2: Convert to fraction form
    5,459.52/8,192.64 = 3,268.80/x
  3. Step 3: Cross multiply
    5,459.52x = 8,192.64 × 3,268.80
  4. Step 4: Simplify right side
    5,459.52x = 26,780,101.63
  5. Step 5: Solve for x
    x = 26,780,101.63/5,459.52
  6. Step 6: Final answer
    x = 4,905.21

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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.