Home / 4,937.94-7,384.44-3,689.40

Finding the Fourth Proportional to 4,937.94, 7,384.44 and 3,689.40

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Solution

The fourth proportional to 4,937.94, 7,384.44 and 3,689.40 is: 5,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.94 : 7,384.44 = 3,689.40 : x
  2. Step 2: Convert to fraction form
    4,937.94/7,384.44 = 3,689.40/x
  3. Step 3: Cross multiply
    4,937.94x = 7,384.44 × 3,689.40
  4. Step 4: Simplify right side
    4,937.94x = 27,244,152.94
  5. Step 5: Solve for x
    x = 27,244,152.94/4,937.94
  6. Step 6: Final answer
    x = 5,517.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.