Home / 9,081.62-13,624.60-3,157.64

Finding the Fourth Proportional to 9,081.62, 13,624.60 and 3,157.64

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Solution

The fourth proportional to 9,081.62, 13,624.60 and 3,157.64 is: 4,737.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.62 : 13,624.60 = 3,157.64 : x
  2. Step 2: Convert to fraction form
    9,081.62/13,624.60 = 3,157.64/x
  3. Step 3: Cross multiply
    9,081.62x = 13,624.60 × 3,157.64
  4. Step 4: Simplify right side
    9,081.62x = 43,021,521.72
  5. Step 5: Solve for x
    x = 43,021,521.72/9,081.62
  6. Step 6: Final answer
    x = 4,737.21

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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.