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Finding the Fourth Proportional to 7,501.92, 11,249.07 and 2,502.51

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Solution

The fourth proportional to 7,501.92, 11,249.07 and 2,502.51 is: 3,752.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.92 : 11,249.07 = 2,502.51 : x
  2. Step 2: Convert to fraction form
    7,501.92/11,249.07 = 2,502.51/x
  3. Step 3: Cross multiply
    7,501.92x = 11,249.07 × 2,502.51
  4. Step 4: Simplify right side
    7,501.92x = 28,150,910.17
  5. Step 5: Solve for x
    x = 28,150,910.17/7,501.92
  6. Step 6: Final answer
    x = 3,752.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.