Home / 11,613.57-16,026.80-6,308.38

Finding the Fourth Proportional to 11,613.57, 16,026.80 and 6,308.38

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Solution

The fourth proportional to 11,613.57, 16,026.80 and 6,308.38 is: 8,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.57 : 16,026.80 = 6,308.38 : x
  2. Step 2: Convert to fraction form
    11,613.57/16,026.80 = 6,308.38/x
  3. Step 3: Cross multiply
    11,613.57x = 16,026.80 × 6,308.38
  4. Step 4: Simplify right side
    11,613.57x = 101,103,144.58
  5. Step 5: Solve for x
    x = 101,103,144.58/11,613.57
  6. Step 6: Final answer
    x = 8,705.60

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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.