Home / 11,678.73-16,116.67-6,373.59

Finding the Fourth Proportional to 11,678.73, 16,116.67 and 6,373.59

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Solution

The fourth proportional to 11,678.73, 16,116.67 and 6,373.59 is: 8,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678.73 : 16,116.67 = 6,373.59 : x
  2. Step 2: Convert to fraction form
    11,678.73/16,116.67 = 6,373.59/x
  3. Step 3: Cross multiply
    11,678.73x = 16,116.67 × 6,373.59
  4. Step 4: Simplify right side
    11,678.73x = 102,720,994.27
  5. Step 5: Solve for x
    x = 102,720,994.27/11,678.73
  6. Step 6: Final answer
    x = 8,795.56

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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.