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Finding the Fourth Proportional to 9,249.10, 12,748.21 and 7,010.26

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Solution

The fourth proportional to 9,249.10, 12,748.21 and 7,010.26 is: 9,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.10 : 12,748.21 = 7,010.26 : x
  2. Step 2: Convert to fraction form
    9,249.10/12,748.21 = 7,010.26/x
  3. Step 3: Cross multiply
    9,249.10x = 12,748.21 × 7,010.26
  4. Step 4: Simplify right side
    9,249.10x = 89,368,217.24
  5. Step 5: Solve for x
    x = 89,368,217.24/9,249.10
  6. Step 6: Final answer
    x = 9,662.37

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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.