Home / 6,218.58-9,329.52-2,270.20

Finding the Fourth Proportional to 6,218.58, 9,329.52 and 2,270.20

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Solution

The fourth proportional to 6,218.58, 9,329.52 and 2,270.20 is: 3,405.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.58 : 9,329.52 = 2,270.20 : x
  2. Step 2: Convert to fraction form
    6,218.58/9,329.52 = 2,270.20/x
  3. Step 3: Cross multiply
    6,218.58x = 9,329.52 × 2,270.20
  4. Step 4: Simplify right side
    6,218.58x = 21,179,876.30
  5. Step 5: Solve for x
    x = 21,179,876.30/6,218.58
  6. Step 6: Final answer
    x = 3,405.90

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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.