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Finding the Fourth Proportional to 9,763.73, 13,473.65 and 5,514.96

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Solution

The fourth proportional to 9,763.73, 13,473.65 and 5,514.96 is: 7,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763.73 : 13,473.65 = 5,514.96 : x
  2. Step 2: Convert to fraction form
    9,763.73/13,473.65 = 5,514.96/x
  3. Step 3: Cross multiply
    9,763.73x = 13,473.65 × 5,514.96
  4. Step 4: Simplify right side
    9,763.73x = 74,306,613.23
  5. Step 5: Solve for x
    x = 74,306,613.23/9,763.73
  6. Step 6: Final answer
    x = 7,610.48

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Half scale
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Double scale
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Similar ratio
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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.