Home / 3,768.84-5,198.58-2,369.16

Finding the Fourth Proportional to 3,768.84, 5,198.58 and 2,369.16

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Solution

The fourth proportional to 3,768.84, 5,198.58 and 2,369.16 is: 3,267.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.84 : 5,198.58 = 2,369.16 : x
  2. Step 2: Convert to fraction form
    3,768.84/5,198.58 = 2,369.16/x
  3. Step 3: Cross multiply
    3,768.84x = 5,198.58 × 2,369.16
  4. Step 4: Simplify right side
    3,768.84x = 12,316,267.79
  5. Step 5: Solve for x
    x = 12,316,267.79/3,768.84
  6. Step 6: Final answer
    x = 3,267.92

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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.