Home / 2,204.65-3,285.51-2,137.91

Finding the Fourth Proportional to 2,204.65, 3,285.51 and 2,137.91

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Solution

The fourth proportional to 2,204.65, 3,285.51 and 2,137.91 is: 3,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.65 : 3,285.51 = 2,137.91 : x
  2. Step 2: Convert to fraction form
    2,204.65/3,285.51 = 2,137.91/x
  3. Step 3: Cross multiply
    2,204.65x = 3,285.51 × 2,137.91
  4. Step 4: Simplify right side
    2,204.65x = 7,024,100.24
  5. Step 5: Solve for x
    x = 7,024,100.24/2,204.65
  6. Step 6: Final answer
    x = 3,186.04

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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.