Home / 11,567.33-15,960.03-6,787.72

Finding the Fourth Proportional to 11,567.33, 15,960.03 and 6,787.72

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Solution

The fourth proportional to 11,567.33, 15,960.03 and 6,787.72 is: 9,365.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,567.33 : 15,960.03 = 6,787.72 : x
  2. Step 2: Convert to fraction form
    11,567.33/15,960.03 = 6,787.72/x
  3. Step 3: Cross multiply
    11,567.33x = 15,960.03 × 6,787.72
  4. Step 4: Simplify right side
    11,567.33x = 108,332,174.93
  5. Step 5: Solve for x
    x = 108,332,174.93/11,567.33
  6. Step 6: Final answer
    x = 9,365.36

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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.