Home / 6,723.36-9,277.79-3,738.98

Finding the Fourth Proportional to 6,723.36, 9,277.79 and 3,738.98

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Solution

The fourth proportional to 6,723.36, 9,277.79 and 3,738.98 is: 5,159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.36 : 9,277.79 = 3,738.98 : x
  2. Step 2: Convert to fraction form
    6,723.36/9,277.79 = 3,738.98/x
  3. Step 3: Cross multiply
    6,723.36x = 9,277.79 × 3,738.98
  4. Step 4: Simplify right side
    6,723.36x = 34,689,406.17
  5. Step 5: Solve for x
    x = 34,689,406.17/6,723.36
  6. Step 6: Final answer
    x = 5,159.53

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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.