Home / 3,309.88-4,568.01-1,817.93

Finding the Fourth Proportional to 3,309.88, 4,568.01 and 1,817.93

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Solution

The fourth proportional to 3,309.88, 4,568.01 and 1,817.93 is: 2,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.88 : 4,568.01 = 1,817.93 : x
  2. Step 2: Convert to fraction form
    3,309.88/4,568.01 = 1,817.93/x
  3. Step 3: Cross multiply
    3,309.88x = 4,568.01 × 1,817.93
  4. Step 4: Simplify right side
    3,309.88x = 8,304,299.58
  5. Step 5: Solve for x
    x = 8,304,299.58/3,309.88
  6. Step 6: Final answer
    x = 2,508.94

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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.