Home / 11,253.30-15,529.14-6,716.22

Finding the Fourth Proportional to 11,253.30, 15,529.14 and 6,716.22

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Solution

The fourth proportional to 11,253.30, 15,529.14 and 6,716.22 is: 9,268.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.30 : 15,529.14 = 6,716.22 : x
  2. Step 2: Convert to fraction form
    11,253.30/15,529.14 = 6,716.22/x
  3. Step 3: Cross multiply
    11,253.30x = 15,529.14 × 6,716.22
  4. Step 4: Simplify right side
    11,253.30x = 104,297,120.65
  5. Step 5: Solve for x
    x = 104,297,120.65/11,253.30
  6. Step 6: Final answer
    x = 9,268.14

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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.