Home / 9,125.62-13,704.05-5,636.27

Finding the Fourth Proportional to 9,125.62, 13,704.05 and 5,636.27

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Solution

The fourth proportional to 9,125.62, 13,704.05 and 5,636.27 is: 8,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.62 : 13,704.05 = 5,636.27 : x
  2. Step 2: Convert to fraction form
    9,125.62/13,704.05 = 5,636.27/x
  3. Step 3: Cross multiply
    9,125.62x = 13,704.05 × 5,636.27
  4. Step 4: Simplify right side
    9,125.62x = 77,239,774.24
  5. Step 5: Solve for x
    x = 77,239,774.24/9,125.62
  6. Step 6: Final answer
    x = 8,464.06

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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.