Home / 11,777.91-16,253.51-6,473.06

Finding the Fourth Proportional to 11,777.91, 16,253.51 and 6,473.06

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Solution

The fourth proportional to 11,777.91, 16,253.51 and 6,473.06 is: 8,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777.91 : 16,253.51 = 6,473.06 : x
  2. Step 2: Convert to fraction form
    11,777.91/16,253.51 = 6,473.06/x
  3. Step 3: Cross multiply
    11,777.91x = 16,253.51 × 6,473.06
  4. Step 4: Simplify right side
    11,777.91x = 105,210,020.60
  5. Step 5: Solve for x
    x = 105,210,020.60/11,777.91
  6. Step 6: Final answer
    x = 8,932.83

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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.