Home / 3,340.39-4,610.13-1,943.14

Finding the Fourth Proportional to 3,340.39, 4,610.13 and 1,943.14

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Solution

The fourth proportional to 3,340.39, 4,610.13 and 1,943.14 is: 2,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.39 : 4,610.13 = 1,943.14 : x
  2. Step 2: Convert to fraction form
    3,340.39/4,610.13 = 1,943.14/x
  3. Step 3: Cross multiply
    3,340.39x = 4,610.13 × 1,943.14
  4. Step 4: Simplify right side
    3,340.39x = 8,958,128.01
  5. Step 5: Solve for x
    x = 8,958,128.01/3,340.39
  6. Step 6: Final answer
    x = 2,681.76

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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.