Home / 11,665.83-16,098.50-6,360.75

Finding the Fourth Proportional to 11,665.83, 16,098.50 and 6,360.75

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Solution

The fourth proportional to 11,665.83, 16,098.50 and 6,360.75 is: 8,777.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665.83 : 16,098.50 = 6,360.75 : x
  2. Step 2: Convert to fraction form
    11,665.83/16,098.50 = 6,360.75/x
  3. Step 3: Cross multiply
    11,665.83x = 16,098.50 × 6,360.75
  4. Step 4: Simplify right side
    11,665.83x = 102,398,502.07
  5. Step 5: Solve for x
    x = 102,398,502.07/11,665.83
  6. Step 6: Final answer
    x = 8,777.64

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Double scale
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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.