Home / 8,954.55-13,426.40-3,408.27

Finding the Fourth Proportional to 8,954.55, 13,426.40 and 3,408.27

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Solution

The fourth proportional to 8,954.55, 13,426.40 and 3,408.27 is: 5,110.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.55 : 13,426.40 = 3,408.27 : x
  2. Step 2: Convert to fraction form
    8,954.55/13,426.40 = 3,408.27/x
  3. Step 3: Cross multiply
    8,954.55x = 13,426.40 × 3,408.27
  4. Step 4: Simplify right side
    8,954.55x = 45,760,779.29
  5. Step 5: Solve for x
    x = 45,760,779.29/8,954.55
  6. Step 6: Final answer
    x = 5,110.34

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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.