Home / 3,100.58-4,640.48-2,545.26

Finding the Fourth Proportional to 3,100.58, 4,640.48 and 2,545.26

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Solution

The fourth proportional to 3,100.58, 4,640.48 and 2,545.26 is: 3,809.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.58 : 4,640.48 = 2,545.26 : x
  2. Step 2: Convert to fraction form
    3,100.58/4,640.48 = 2,545.26/x
  3. Step 3: Cross multiply
    3,100.58x = 4,640.48 × 2,545.26
  4. Step 4: Simplify right side
    3,100.58x = 11,811,228.12
  5. Step 5: Solve for x
    x = 11,811,228.12/3,100.58
  6. Step 6: Final answer
    x = 3,809.36

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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.