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Finding the Fourth Proportional to 3,673.45, 5,511.11 and 1,592.97

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Solution

The fourth proportional to 3,673.45, 5,511.11 and 1,592.97 is: 2,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.45 : 5,511.11 = 1,592.97 : x
  2. Step 2: Convert to fraction form
    3,673.45/5,511.11 = 1,592.97/x
  3. Step 3: Cross multiply
    3,673.45x = 5,511.11 × 1,592.97
  4. Step 4: Simplify right side
    3,673.45x = 8,779,032.90
  5. Step 5: Solve for x
    x = 8,779,032.90/3,673.45
  6. Step 6: Final answer
    x = 2,389.86

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1.5x scale

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.