Home / 7,839.45-10,817.87-4,301.96

Finding the Fourth Proportional to 7,839.45, 10,817.87 and 4,301.96

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Solution

The fourth proportional to 7,839.45, 10,817.87 and 4,301.96 is: 5,936.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839.45 : 10,817.87 = 4,301.96 : x
  2. Step 2: Convert to fraction form
    7,839.45/10,817.87 = 4,301.96/x
  3. Step 3: Cross multiply
    7,839.45x = 10,817.87 × 4,301.96
  4. Step 4: Simplify right side
    7,839.45x = 46,537,968.43
  5. Step 5: Solve for x
    x = 46,537,968.43/7,839.45
  6. Step 6: Final answer
    x = 5,936.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.