Home / 9,137.28-13,704.90-2,563.72

Finding the Fourth Proportional to 9,137.28, 13,704.90 and 2,563.72

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Solution

The fourth proportional to 9,137.28, 13,704.90 and 2,563.72 is: 3,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137.28 : 13,704.90 = 2,563.72 : x
  2. Step 2: Convert to fraction form
    9,137.28/13,704.90 = 2,563.72/x
  3. Step 3: Cross multiply
    9,137.28x = 13,704.90 × 2,563.72
  4. Step 4: Simplify right side
    9,137.28x = 35,135,526.23
  5. Step 5: Solve for x
    x = 35,135,526.23/9,137.28
  6. Step 6: Final answer
    x = 3,845.29

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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.