Home / 7,735.64-10,675.26-4,198.88

Finding the Fourth Proportional to 7,735.64, 10,675.26 and 4,198.88

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Solution

The fourth proportional to 7,735.64, 10,675.26 and 4,198.88 is: 5,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,735.64 : 10,675.26 = 4,198.88 : x
  2. Step 2: Convert to fraction form
    7,735.64/10,675.26 = 4,198.88/x
  3. Step 3: Cross multiply
    7,735.64x = 10,675.26 × 4,198.88
  4. Step 4: Simplify right side
    7,735.64x = 44,824,135.71
  5. Step 5: Solve for x
    x = 44,824,135.71/7,735.64
  6. Step 6: Final answer
    x = 5,794.50

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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.