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Finding the Fourth Proportional to 3,453.92, 4,770.41 and 2,513.93

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Solution

The fourth proportional to 3,453.92, 4,770.41 and 2,513.93 is: 3,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.92 : 4,770.41 = 2,513.93 : x
  2. Step 2: Convert to fraction form
    3,453.92/4,770.41 = 2,513.93/x
  3. Step 3: Cross multiply
    3,453.92x = 4,770.41 × 2,513.93
  4. Step 4: Simplify right side
    3,453.92x = 11,992,440.39
  5. Step 5: Solve for x
    x = 11,992,440.39/3,453.92
  6. Step 6: Final answer
    x = 3,472.13

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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.