Home / 7,736.88-10,676.69-4,200.02

Finding the Fourth Proportional to 7,736.88, 10,676.69 and 4,200.02

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Solution

The fourth proportional to 7,736.88, 10,676.69 and 4,200.02 is: 5,795.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.88 : 10,676.69 = 4,200.02 : x
  2. Step 2: Convert to fraction form
    7,736.88/10,676.69 = 4,200.02/x
  3. Step 3: Cross multiply
    7,736.88x = 10,676.69 × 4,200.02
  4. Step 4: Simplify right side
    7,736.88x = 44,842,292.94
  5. Step 5: Solve for x
    x = 44,842,292.94/7,736.88
  6. Step 6: Final answer
    x = 5,795.91

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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.