Home / 2,409.14-3,319.68-1,849.58

Finding the Fourth Proportional to 2,409.14, 3,319.68 and 1,849.58

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Solution

The fourth proportional to 2,409.14, 3,319.68 and 1,849.58 is: 2,548.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.14 : 3,319.68 = 1,849.58 : x
  2. Step 2: Convert to fraction form
    2,409.14/3,319.68 = 1,849.58/x
  3. Step 3: Cross multiply
    2,409.14x = 3,319.68 × 1,849.58
  4. Step 4: Simplify right side
    2,409.14x = 6,140,013.73
  5. Step 5: Solve for x
    x = 6,140,013.73/2,409.14
  6. Step 6: Final answer
    x = 2,548.63

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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.