Home / 11,613.31-16,026.45-6,308.12

Finding the Fourth Proportional to 11,613.31, 16,026.45 and 6,308.12

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Solution

The fourth proportional to 11,613.31, 16,026.45 and 6,308.12 is: 8,705.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.31 : 16,026.45 = 6,308.12 : x
  2. Step 2: Convert to fraction form
    11,613.31/16,026.45 = 6,308.12/x
  3. Step 3: Cross multiply
    11,613.31x = 16,026.45 × 6,308.12
  4. Step 4: Simplify right side
    11,613.31x = 101,096,786.18
  5. Step 5: Solve for x
    x = 101,096,786.18/11,613.31
  6. Step 6: Final answer
    x = 8,705.25

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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.