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Finding the Fourth Proportional to 4,809.06, 7,218.99 and 3,726.48

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Solution

The fourth proportional to 4,809.06, 7,218.99 and 3,726.48 is: 5,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.06 : 7,218.99 = 3,726.48 : x
  2. Step 2: Convert to fraction form
    4,809.06/7,218.99 = 3,726.48/x
  3. Step 3: Cross multiply
    4,809.06x = 7,218.99 × 3,726.48
  4. Step 4: Simplify right side
    4,809.06x = 26,901,421.86
  5. Step 5: Solve for x
    x = 26,901,421.86/4,809.06
  6. Step 6: Final answer
    x = 5,593.90

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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.