Home / 11,665.39-16,098.02-6,360.25

Finding the Fourth Proportional to 11,665.39, 16,098.02 and 6,360.25

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Solution

The fourth proportional to 11,665.39, 16,098.02 and 6,360.25 is: 8,777.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665.39 : 16,098.02 = 6,360.25 : x
  2. Step 2: Convert to fraction form
    11,665.39/16,098.02 = 6,360.25/x
  3. Step 3: Cross multiply
    11,665.39x = 16,098.02 × 6,360.25
  4. Step 4: Simplify right side
    11,665.39x = 102,387,431.71
  5. Step 5: Solve for x
    x = 102,387,431.71/11,665.39
  6. Step 6: Final answer
    x = 8,777.03

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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.