Home / 4,811.88-7,218.12-2,348.68

Finding the Fourth Proportional to 4,811.88, 7,218.12 and 2,348.68

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Solution

The fourth proportional to 4,811.88, 7,218.12 and 2,348.68 is: 3,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.88 : 7,218.12 = 2,348.68 : x
  2. Step 2: Convert to fraction form
    4,811.88/7,218.12 = 2,348.68/x
  3. Step 3: Cross multiply
    4,811.88x = 7,218.12 × 2,348.68
  4. Step 4: Simplify right side
    4,811.88x = 16,953,054.08
  5. Step 5: Solve for x
    x = 16,953,054.08/4,811.88
  6. Step 6: Final answer
    x = 3,523.17

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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.