Home / 3,184.44-4,394.48-1,768.13

Finding the Fourth Proportional to 3,184.44, 4,394.48 and 1,768.13

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Solution

The fourth proportional to 3,184.44, 4,394.48 and 1,768.13 is: 2,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.44 : 4,394.48 = 1,768.13 : x
  2. Step 2: Convert to fraction form
    3,184.44/4,394.48 = 1,768.13/x
  3. Step 3: Cross multiply
    3,184.44x = 4,394.48 × 1,768.13
  4. Step 4: Simplify right side
    3,184.44x = 7,769,981.11
  5. Step 5: Solve for x
    x = 7,769,981.11/3,184.44
  6. Step 6: Final answer
    x = 2,439.98

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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.