Home / 6,723.41-9,278.53-3,698.66

Finding the Fourth Proportional to 6,723.41, 9,278.53 and 3,698.66

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Solution

The fourth proportional to 6,723.41, 9,278.53 and 3,698.66 is: 5,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.41 : 9,278.53 = 3,698.66 : x
  2. Step 2: Convert to fraction form
    6,723.41/9,278.53 = 3,698.66/x
  3. Step 3: Cross multiply
    6,723.41x = 9,278.53 × 3,698.66
  4. Step 4: Simplify right side
    6,723.41x = 34,318,089.53
  5. Step 5: Solve for x
    x = 34,318,089.53/6,723.41
  6. Step 6: Final answer
    x = 5,104.27

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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.