Home / 8,956.50-13,431.99-4,274.04

Finding the Fourth Proportional to 8,956.50, 13,431.99 and 4,274.04

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Solution

The fourth proportional to 8,956.50, 13,431.99 and 4,274.04 is: 6,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956.50 : 13,431.99 = 4,274.04 : x
  2. Step 2: Convert to fraction form
    8,956.50/13,431.99 = 4,274.04/x
  3. Step 3: Cross multiply
    8,956.50x = 13,431.99 × 4,274.04
  4. Step 4: Simplify right side
    8,956.50x = 57,408,862.54
  5. Step 5: Solve for x
    x = 57,408,862.54/8,956.50
  6. Step 6: Final answer
    x = 6,409.74

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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.