Home / 3,085.65-4,627.44-1,083.87

Finding the Fourth Proportional to 3,085.65, 4,627.44 and 1,083.87

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Solution

The fourth proportional to 3,085.65, 4,627.44 and 1,083.87 is: 1,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.65 : 4,627.44 = 1,083.87 : x
  2. Step 2: Convert to fraction form
    3,085.65/4,627.44 = 1,083.87/x
  3. Step 3: Cross multiply
    3,085.65x = 4,627.44 × 1,083.87
  4. Step 4: Simplify right side
    3,085.65x = 5,015,543.39
  5. Step 5: Solve for x
    x = 5,015,543.39/3,085.65
  6. Step 6: Final answer
    x = 1,625.44

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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.