Home / 11,877.96-16,391.52-6,572.46

Finding the Fourth Proportional to 11,877.96, 16,391.52 and 6,572.46

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Solution

The fourth proportional to 11,877.96, 16,391.52 and 6,572.46 is: 9,069.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877.96 : 16,391.52 = 6,572.46 : x
  2. Step 2: Convert to fraction form
    11,877.96/16,391.52 = 6,572.46/x
  3. Step 3: Cross multiply
    11,877.96x = 16,391.52 × 6,572.46
  4. Step 4: Simplify right side
    11,877.96x = 107,732,609.54
  5. Step 5: Solve for x
    x = 107,732,609.54/11,877.96
  6. Step 6: Final answer
    x = 9,069.96

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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.