Home / 3,747.11-5,172.71-2,384.94

Finding the Fourth Proportional to 3,747.11, 5,172.71 and 2,384.94

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Solution

The fourth proportional to 3,747.11, 5,172.71 and 2,384.94 is: 3,292.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.11 : 5,172.71 = 2,384.94 : x
  2. Step 2: Convert to fraction form
    3,747.11/5,172.71 = 2,384.94/x
  3. Step 3: Cross multiply
    3,747.11x = 5,172.71 × 2,384.94
  4. Step 4: Simplify right side
    3,747.11x = 12,336,580.23
  5. Step 5: Solve for x
    x = 12,336,580.23/3,747.11
  6. Step 6: Final answer
    x = 3,292.29

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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.