Home / 7,736.99-10,676.94-4,200.18

Finding the Fourth Proportional to 7,736.99, 10,676.94 and 4,200.18

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Solution

The fourth proportional to 7,736.99, 10,676.94 and 4,200.18 is: 5,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.99 : 10,676.94 = 4,200.18 : x
  2. Step 2: Convert to fraction form
    7,736.99/10,676.94 = 4,200.18/x
  3. Step 3: Cross multiply
    7,736.99x = 10,676.94 × 4,200.18
  4. Step 4: Simplify right side
    7,736.99x = 44,845,069.85
  5. Step 5: Solve for x
    x = 44,845,069.85/7,736.99
  6. Step 6: Final answer
    x = 5,796.19

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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.