Home / 11,881.68-16,395.17-6,576.18

Finding the Fourth Proportional to 11,881.68, 16,395.17 and 6,576.18

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Solution

The fourth proportional to 11,881.68, 16,395.17 and 6,576.18 is: 9,074.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881.68 : 16,395.17 = 6,576.18 : x
  2. Step 2: Convert to fraction form
    11,881.68/16,395.17 = 6,576.18/x
  3. Step 3: Cross multiply
    11,881.68x = 16,395.17 × 6,576.18
  4. Step 4: Simplify right side
    11,881.68x = 107,817,589.05
  5. Step 5: Solve for x
    x = 107,817,589.05/11,881.68
  6. Step 6: Final answer
    x = 9,074.27

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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.