Home / 3,340.24-4,609.56-1,943.44

Finding the Fourth Proportional to 3,340.24, 4,609.56 and 1,943.44

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Solution

The fourth proportional to 3,340.24, 4,609.56 and 1,943.44 is: 2,681.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.24 : 4,609.56 = 1,943.44 : x
  2. Step 2: Convert to fraction form
    3,340.24/4,609.56 = 1,943.44/x
  3. Step 3: Cross multiply
    3,340.24x = 4,609.56 × 1,943.44
  4. Step 4: Simplify right side
    3,340.24x = 8,958,403.29
  5. Step 5: Solve for x
    x = 8,958,403.29/3,340.24
  6. Step 6: Final answer
    x = 2,681.96

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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.