Home / 11,823.29-16,316.14-6,787.84

Finding the Fourth Proportional to 11,823.29, 16,316.14 and 6,787.84

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Solution

The fourth proportional to 11,823.29, 16,316.14 and 6,787.84 is: 9,367.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.29 : 16,316.14 = 6,787.84 : x
  2. Step 2: Convert to fraction form
    11,823.29/16,316.14 = 6,787.84/x
  3. Step 3: Cross multiply
    11,823.29x = 16,316.14 × 6,787.84
  4. Step 4: Simplify right side
    11,823.29x = 110,751,249.19
  5. Step 5: Solve for x
    x = 110,751,249.19/11,823.29
  6. Step 6: Final answer
    x = 9,367.21

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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.