Home / 4,811.90-7,218.10-2,348.82

Finding the Fourth Proportional to 4,811.90, 7,218.10 and 2,348.82

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Solution

The fourth proportional to 4,811.90, 7,218.10 and 2,348.82 is: 3,523.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.90 : 7,218.10 = 2,348.82 : x
  2. Step 2: Convert to fraction form
    4,811.90/7,218.10 = 2,348.82/x
  3. Step 3: Cross multiply
    4,811.90x = 7,218.10 × 2,348.82
  4. Step 4: Simplify right side
    4,811.90x = 16,954,017.64
  5. Step 5: Solve for x
    x = 16,954,017.64/4,811.90
  6. Step 6: Final answer
    x = 3,523.35

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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.