Home / 4,839.07-7,249.11-3,190.63

Finding the Fourth Proportional to 4,839.07, 7,249.11 and 3,190.63

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Solution

The fourth proportional to 4,839.07, 7,249.11 and 3,190.63 is: 4,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.07 : 7,249.11 = 3,190.63 : x
  2. Step 2: Convert to fraction form
    4,839.07/7,249.11 = 3,190.63/x
  3. Step 3: Cross multiply
    4,839.07x = 7,249.11 × 3,190.63
  4. Step 4: Simplify right side
    4,839.07x = 23,129,227.84
  5. Step 5: Solve for x
    x = 23,129,227.84/4,839.07
  6. Step 6: Final answer
    x = 4,779.68

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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.