Home / 6,719.96-10,072.09-4,938.44

Finding the Fourth Proportional to 6,719.96, 10,072.09 and 4,938.44

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Solution

The fourth proportional to 6,719.96, 10,072.09 and 4,938.44 is: 7,401.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.96 : 10,072.09 = 4,938.44 : x
  2. Step 2: Convert to fraction form
    6,719.96/10,072.09 = 4,938.44/x
  3. Step 3: Cross multiply
    6,719.96x = 10,072.09 × 4,938.44
  4. Step 4: Simplify right side
    6,719.96x = 49,740,412.14
  5. Step 5: Solve for x
    x = 49,740,412.14/6,719.96
  6. Step 6: Final answer
    x = 7,401.89

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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.