Home / 11,930.42-16,459.26-6,893.71

Finding the Fourth Proportional to 11,930.42, 16,459.26 and 6,893.71

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Solution

The fourth proportional to 11,930.42, 16,459.26 and 6,893.71 is: 9,510.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.42 : 16,459.26 = 6,893.71 : x
  2. Step 2: Convert to fraction form
    11,930.42/16,459.26 = 6,893.71/x
  3. Step 3: Cross multiply
    11,930.42x = 16,459.26 × 6,893.71
  4. Step 4: Simplify right side
    11,930.42x = 113,465,330.79
  5. Step 5: Solve for x
    x = 113,465,330.79/11,930.42
  6. Step 6: Final answer
    x = 9,510.59

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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.