Home / 11,252.19-16,881.93-5,409.26

Finding the Fourth Proportional to 11,252.19, 16,881.93 and 5,409.26

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Solution

The fourth proportional to 11,252.19, 16,881.93 and 5,409.26 is: 8,115.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.19 : 16,881.93 = 5,409.26 : x
  2. Step 2: Convert to fraction form
    11,252.19/16,881.93 = 5,409.26/x
  3. Step 3: Cross multiply
    11,252.19x = 16,881.93 × 5,409.26
  4. Step 4: Simplify right side
    11,252.19x = 91,318,664.26
  5. Step 5: Solve for x
    x = 91,318,664.26/11,252.19
  6. Step 6: Final answer
    x = 8,115.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.