Home / 3,184.14-4,394.10-1,786.92

Finding the Fourth Proportional to 3,184.14, 4,394.10 and 1,786.92

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Solution

The fourth proportional to 3,184.14, 4,394.10 and 1,786.92 is: 2,465.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.14 : 4,394.10 = 1,786.92 : x
  2. Step 2: Convert to fraction form
    3,184.14/4,394.10 = 1,786.92/x
  3. Step 3: Cross multiply
    3,184.14x = 4,394.10 × 1,786.92
  4. Step 4: Simplify right side
    3,184.14x = 7,851,905.17
  5. Step 5: Solve for x
    x = 7,851,905.17/3,184.14
  6. Step 6: Final answer
    x = 2,465.94

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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.