Home / 11,964.48-16,510.94-6,659.19

Finding the Fourth Proportional to 11,964.48, 16,510.94 and 6,659.19

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Solution

The fourth proportional to 11,964.48, 16,510.94 and 6,659.19 is: 9,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.48 : 16,510.94 = 6,659.19 : x
  2. Step 2: Convert to fraction form
    11,964.48/16,510.94 = 6,659.19/x
  3. Step 3: Cross multiply
    11,964.48x = 16,510.94 × 6,659.19
  4. Step 4: Simplify right side
    11,964.48x = 109,949,431.78
  5. Step 5: Solve for x
    x = 109,949,431.78/11,964.48
  6. Step 6: Final answer
    x = 9,189.65

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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.