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Finding the Fourth Proportional to 4,935.09, 7,403.92 and 1,472.34

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Solution

The fourth proportional to 4,935.09, 7,403.92 and 1,472.34 is: 2,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.09 : 7,403.92 = 1,472.34 : x
  2. Step 2: Convert to fraction form
    4,935.09/7,403.92 = 1,472.34/x
  3. Step 3: Cross multiply
    4,935.09x = 7,403.92 × 1,472.34
  4. Step 4: Simplify right side
    4,935.09x = 10,901,119.94
  5. Step 5: Solve for x
    x = 10,901,119.94/4,935.09
  6. Step 6: Final answer
    x = 2,208.90

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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.