Home / 3,634-5,426.18-2,983.12

Finding the Fourth Proportional to 3,634, 5,426.18 and 2,983.12

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Solution

The fourth proportional to 3,634, 5,426.18 and 2,983.12 is: 4,454.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634 : 5,426.18 = 2,983.12 : x
  2. Step 2: Convert to fraction form
    3,634/5,426.18 = 2,983.12/x
  3. Step 3: Cross multiply
    3,634x = 5,426.18 × 2,983.12
  4. Step 4: Simplify right side
    3,634x = 16,186,946.08
  5. Step 5: Solve for x
    x = 16,186,946.08/3,634
  6. Step 6: Final answer
    x = 4,454.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.