Home / 11,810.56-16,297.84-6,505.08

Finding the Fourth Proportional to 11,810.56, 16,297.84 and 6,505.08

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Solution

The fourth proportional to 11,810.56, 16,297.84 and 6,505.08 is: 8,976.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.56 : 16,297.84 = 6,505.08 : x
  2. Step 2: Convert to fraction form
    11,810.56/16,297.84 = 6,505.08/x
  3. Step 3: Cross multiply
    11,810.56x = 16,297.84 × 6,505.08
  4. Step 4: Simplify right side
    11,810.56x = 106,018,753.03
  5. Step 5: Solve for x
    x = 106,018,753.03/11,810.56
  6. Step 6: Final answer
    x = 8,976.61

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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.