Home / 8,725.96-13,087.66-2,881.82

Finding the Fourth Proportional to 8,725.96, 13,087.66 and 2,881.82

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Solution

The fourth proportional to 8,725.96, 13,087.66 and 2,881.82 is: 4,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.96 : 13,087.66 = 2,881.82 : x
  2. Step 2: Convert to fraction form
    8,725.96/13,087.66 = 2,881.82/x
  3. Step 3: Cross multiply
    8,725.96x = 13,087.66 × 2,881.82
  4. Step 4: Simplify right side
    8,725.96x = 37,716,280.34
  5. Step 5: Solve for x
    x = 37,716,280.34/8,725.96
  6. Step 6: Final answer
    x = 4,322.31

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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.