Home / 3,983.52-5,497.09-2,214.99

Finding the Fourth Proportional to 3,983.52, 5,497.09 and 2,214.99

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Solution

The fourth proportional to 3,983.52, 5,497.09 and 2,214.99 is: 3,056.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.52 : 5,497.09 = 2,214.99 : x
  2. Step 2: Convert to fraction form
    3,983.52/5,497.09 = 2,214.99/x
  3. Step 3: Cross multiply
    3,983.52x = 5,497.09 × 2,214.99
  4. Step 4: Simplify right side
    3,983.52x = 12,175,999.38
  5. Step 5: Solve for x
    x = 12,175,999.38/3,983.52
  6. Step 6: Final answer
    x = 3,056.59

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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.