Home / 3,184.58-4,394.30-1,858.08

Finding the Fourth Proportional to 3,184.58, 4,394.30 and 1,858.08

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Solution

The fourth proportional to 3,184.58, 4,394.30 and 1,858.08 is: 2,563.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.58 : 4,394.30 = 1,858.08 : x
  2. Step 2: Convert to fraction form
    3,184.58/4,394.30 = 1,858.08/x
  3. Step 3: Cross multiply
    3,184.58x = 4,394.30 × 1,858.08
  4. Step 4: Simplify right side
    3,184.58x = 8,164,960.94
  5. Step 5: Solve for x
    x = 8,164,960.94/3,184.58
  6. Step 6: Final answer
    x = 2,563.91

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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.