Home / 2,418.30-3,627.45-2,346.30

Finding the Fourth Proportional to 2,418.30, 3,627.45 and 2,346.30

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Solution

The fourth proportional to 2,418.30, 3,627.45 and 2,346.30 is: 3,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.30 : 3,627.45 = 2,346.30 : x
  2. Step 2: Convert to fraction form
    2,418.30/3,627.45 = 2,346.30/x
  3. Step 3: Cross multiply
    2,418.30x = 3,627.45 × 2,346.30
  4. Step 4: Simplify right side
    2,418.30x = 8,511,085.94
  5. Step 5: Solve for x
    x = 8,511,085.94/2,418.30
  6. Step 6: Final answer
    x = 3,519.45

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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.