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Finding the Fourth Proportional to 2,347.62, 3,523.17 and 1,890.92

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Solution

The fourth proportional to 2,347.62, 3,523.17 and 1,890.92 is: 2,837.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.62 : 3,523.17 = 1,890.92 : x
  2. Step 2: Convert to fraction form
    2,347.62/3,523.17 = 1,890.92/x
  3. Step 3: Cross multiply
    2,347.62x = 3,523.17 × 1,890.92
  4. Step 4: Simplify right side
    2,347.62x = 6,662,015.00
  5. Step 5: Solve for x
    x = 6,662,015.00/2,347.62
  6. Step 6: Final answer
    x = 2,837.77

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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.