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Finding the Fourth Proportional to 3,093.75, 4,640.13 and 1,244.39

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Solution

The fourth proportional to 3,093.75, 4,640.13 and 1,244.39 is: 1,866.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.75 : 4,640.13 = 1,244.39 : x
  2. Step 2: Convert to fraction form
    3,093.75/4,640.13 = 1,244.39/x
  3. Step 3: Cross multiply
    3,093.75x = 4,640.13 × 1,244.39
  4. Step 4: Simplify right side
    3,093.75x = 5,774,108.17
  5. Step 5: Solve for x
    x = 5,774,108.17/3,093.75
  6. Step 6: Final answer
    x = 1,866.38

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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.