Home / 11,753.86-16,219.28-6,717.08

Finding the Fourth Proportional to 11,753.86, 16,219.28 and 6,717.08

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Solution

The fourth proportional to 11,753.86, 16,219.28 and 6,717.08 is: 9,268.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,753.86 : 16,219.28 = 6,717.08 : x
  2. Step 2: Convert to fraction form
    11,753.86/16,219.28 = 6,717.08/x
  3. Step 3: Cross multiply
    11,753.86x = 16,219.28 × 6,717.08
  4. Step 4: Simplify right side
    11,753.86x = 108,946,201.30
  5. Step 5: Solve for x
    x = 108,946,201.30/11,753.86
  6. Step 6: Final answer
    x = 9,268.97

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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.