Home / 9,716.31-13,409.21-5,467.79

Finding the Fourth Proportional to 9,716.31, 13,409.21 and 5,467.79

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Solution

The fourth proportional to 9,716.31, 13,409.21 and 5,467.79 is: 7,545.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.31 : 13,409.21 = 5,467.79 : x
  2. Step 2: Convert to fraction form
    9,716.31/13,409.21 = 5,467.79/x
  3. Step 3: Cross multiply
    9,716.31x = 13,409.21 × 5,467.79
  4. Step 4: Simplify right side
    9,716.31x = 73,318,750.53
  5. Step 5: Solve for x
    x = 73,318,750.53/9,716.31
  6. Step 6: Final answer
    x = 7,545.95

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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.