Home / 4,218.98-5,817.06-3,511.85

Finding the Fourth Proportional to 4,218.98, 5,817.06 and 3,511.85

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Solution

The fourth proportional to 4,218.98, 5,817.06 and 3,511.85 is: 4,842.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.98 : 5,817.06 = 3,511.85 : x
  2. Step 2: Convert to fraction form
    4,218.98/5,817.06 = 3,511.85/x
  3. Step 3: Cross multiply
    4,218.98x = 5,817.06 × 3,511.85
  4. Step 4: Simplify right side
    4,218.98x = 20,428,613.08
  5. Step 5: Solve for x
    x = 20,428,613.08/4,218.98
  6. Step 6: Final answer
    x = 4,842.08

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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.