Home / 3,340.22-4,609.59-1,943.42

Finding the Fourth Proportional to 3,340.22, 4,609.59 and 1,943.42

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Solution

The fourth proportional to 3,340.22, 4,609.59 and 1,943.42 is: 2,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.22 : 4,609.59 = 1,943.42 : x
  2. Step 2: Convert to fraction form
    3,340.22/4,609.59 = 1,943.42/x
  3. Step 3: Cross multiply
    3,340.22x = 4,609.59 × 1,943.42
  4. Step 4: Simplify right side
    3,340.22x = 8,958,369.40
  5. Step 5: Solve for x
    x = 8,958,369.40/3,340.22
  6. Step 6: Final answer
    x = 2,681.97

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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.