Home / 9,125.83-13,704.33-5,450.86

Finding the Fourth Proportional to 9,125.83, 13,704.33 and 5,450.86

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Solution

The fourth proportional to 9,125.83, 13,704.33 and 5,450.86 is: 8,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.83 : 13,704.33 = 5,450.86 : x
  2. Step 2: Convert to fraction form
    9,125.83/13,704.33 = 5,450.86/x
  3. Step 3: Cross multiply
    9,125.83x = 13,704.33 × 5,450.86
  4. Step 4: Simplify right side
    9,125.83x = 74,700,384.22
  5. Step 5: Solve for x
    x = 74,700,384.22/9,125.83
  6. Step 6: Final answer
    x = 8,185.60

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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.