Home / 11,613.30-16,026.12-6,308.25

Finding the Fourth Proportional to 11,613.30, 16,026.12 and 6,308.25

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Solution

The fourth proportional to 11,613.30, 16,026.12 and 6,308.25 is: 8,705.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.30 : 16,026.12 = 6,308.25 : x
  2. Step 2: Convert to fraction form
    11,613.30/16,026.12 = 6,308.25/x
  3. Step 3: Cross multiply
    11,613.30x = 16,026.12 × 6,308.25
  4. Step 4: Simplify right side
    11,613.30x = 101,096,771.49
  5. Step 5: Solve for x
    x = 101,096,771.49/11,613.30
  6. Step 6: Final answer
    x = 8,705.26

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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.