Home / 11,141.61-16,712.34-4,567.79

Finding the Fourth Proportional to 11,141.61, 16,712.34 and 4,567.79

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Solution

The fourth proportional to 11,141.61, 16,712.34 and 4,567.79 is: 6,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,141.61 : 16,712.34 = 4,567.79 : x
  2. Step 2: Convert to fraction form
    11,141.61/16,712.34 = 4,567.79/x
  3. Step 3: Cross multiply
    11,141.61x = 16,712.34 × 4,567.79
  4. Step 4: Simplify right side
    11,141.61x = 76,338,375.97
  5. Step 5: Solve for x
    x = 76,338,375.97/11,141.61
  6. Step 6: Final answer
    x = 6,851.65

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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.