Home / 2,186.39-3,014.91-1,625.96

Finding the Fourth Proportional to 2,186.39, 3,014.91 and 1,625.96

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Solution

The fourth proportional to 2,186.39, 3,014.91 and 1,625.96 is: 2,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186.39 : 3,014.91 = 1,625.96 : x
  2. Step 2: Convert to fraction form
    2,186.39/3,014.91 = 1,625.96/x
  3. Step 3: Cross multiply
    2,186.39x = 3,014.91 × 1,625.96
  4. Step 4: Simplify right side
    2,186.39x = 4,902,123.06
  5. Step 5: Solve for x
    x = 4,902,123.06/2,186.39
  6. Step 6: Final answer
    x = 2,242.11

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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.