Home / 8,268.96-11,408.40-4,955.04

Finding the Fourth Proportional to 8,268.96, 11,408.40 and 4,955.04

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Solution

The fourth proportional to 8,268.96, 11,408.40 and 4,955.04 is: 6,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.96 : 11,408.40 = 4,955.04 : x
  2. Step 2: Convert to fraction form
    8,268.96/11,408.40 = 4,955.04/x
  3. Step 3: Cross multiply
    8,268.96x = 11,408.40 × 4,955.04
  4. Step 4: Simplify right side
    8,268.96x = 56,529,078.34
  5. Step 5: Solve for x
    x = 56,529,078.34/8,268.96
  6. Step 6: Final answer
    x = 6,836.30

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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.