Home / 7,736.80-10,672.36-4,898.96

Finding the Fourth Proportional to 7,736.80, 10,672.36 and 4,898.96

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Solution

The fourth proportional to 7,736.80, 10,672.36 and 4,898.96 is: 6,757.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.80 : 10,672.36 = 4,898.96 : x
  2. Step 2: Convert to fraction form
    7,736.80/10,672.36 = 4,898.96/x
  3. Step 3: Cross multiply
    7,736.80x = 10,672.36 × 4,898.96
  4. Step 4: Simplify right side
    7,736.80x = 52,283,464.75
  5. Step 5: Solve for x
    x = 52,283,464.75/7,736.80
  6. Step 6: Final answer
    x = 6,757.76

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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.