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Finding the Fourth Proportional to 9,241.03, 12,752.63 and 4,992.09

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Solution

The fourth proportional to 9,241.03, 12,752.63 and 4,992.09 is: 6,889.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,241.03 : 12,752.63 = 4,992.09 : x
  2. Step 2: Convert to fraction form
    9,241.03/12,752.63 = 4,992.09/x
  3. Step 3: Cross multiply
    9,241.03x = 12,752.63 × 4,992.09
  4. Step 4: Simplify right side
    9,241.03x = 63,662,251.74
  5. Step 5: Solve for x
    x = 63,662,251.74/9,241.03
  6. Step 6: Final answer
    x = 6,889.09

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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.