Home / 11,787.92-16,268.44-6,751.14

Finding the Fourth Proportional to 11,787.92, 16,268.44 and 6,751.14

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Solution

The fourth proportional to 11,787.92, 16,268.44 and 6,751.14 is: 9,317.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.92 : 16,268.44 = 6,751.14 : x
  2. Step 2: Convert to fraction form
    11,787.92/16,268.44 = 6,751.14/x
  3. Step 3: Cross multiply
    11,787.92x = 16,268.44 × 6,751.14
  4. Step 4: Simplify right side
    11,787.92x = 109,830,516.02
  5. Step 5: Solve for x
    x = 109,830,516.02/11,787.92
  6. Step 6: Final answer
    x = 9,317.21

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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.