Home / 3,009.14-4,154.25-1,814.34

Finding the Fourth Proportional to 3,009.14, 4,154.25 and 1,814.34

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Solution

The fourth proportional to 3,009.14, 4,154.25 and 1,814.34 is: 2,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.14 : 4,154.25 = 1,814.34 : x
  2. Step 2: Convert to fraction form
    3,009.14/4,154.25 = 1,814.34/x
  3. Step 3: Cross multiply
    3,009.14x = 4,154.25 × 1,814.34
  4. Step 4: Simplify right side
    3,009.14x = 7,537,221.95
  5. Step 5: Solve for x
    x = 7,537,221.95/3,009.14
  6. Step 6: Final answer
    x = 2,504.78

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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.