Home / 11,665.62-16,097.67-6,360.30

Finding the Fourth Proportional to 11,665.62, 16,097.67 and 6,360.30

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Solution

The fourth proportional to 11,665.62, 16,097.67 and 6,360.30 is: 8,776.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665.62 : 16,097.67 = 6,360.30 : x
  2. Step 2: Convert to fraction form
    11,665.62/16,097.67 = 6,360.30/x
  3. Step 3: Cross multiply
    11,665.62x = 16,097.67 × 6,360.30
  4. Step 4: Simplify right side
    11,665.62x = 102,386,010.50
  5. Step 5: Solve for x
    x = 102,386,010.50/11,665.62
  6. Step 6: Final answer
    x = 8,776.73

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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.