Home / 4,830.23-7,245.35-3,109.79

Finding the Fourth Proportional to 4,830.23, 7,245.35 and 3,109.79

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Solution

The fourth proportional to 4,830.23, 7,245.35 and 3,109.79 is: 4,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.23 : 7,245.35 = 3,109.79 : x
  2. Step 2: Convert to fraction form
    4,830.23/7,245.35 = 3,109.79/x
  3. Step 3: Cross multiply
    4,830.23x = 7,245.35 × 3,109.79
  4. Step 4: Simplify right side
    4,830.23x = 22,531,516.98
  5. Step 5: Solve for x
    x = 22,531,516.98/4,830.23
  6. Step 6: Final answer
    x = 4,664.69

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Similar ratio
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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.