Home / 7,736.84-10,676.01-4,379.12

Finding the Fourth Proportional to 7,736.84, 10,676.01 and 4,379.12

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Solution

The fourth proportional to 7,736.84, 10,676.01 and 4,379.12 is: 6,042.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.84 : 10,676.01 = 4,379.12 : x
  2. Step 2: Convert to fraction form
    7,736.84/10,676.01 = 4,379.12/x
  3. Step 3: Cross multiply
    7,736.84x = 10,676.01 × 4,379.12
  4. Step 4: Simplify right side
    7,736.84x = 46,751,528.91
  5. Step 5: Solve for x
    x = 46,751,528.91/7,736.84
  6. Step 6: Final answer
    x = 6,042.72

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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.