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Finding the Fourth Proportional to 3,093.84, 4,269.24 and 1,696.68

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Solution

The fourth proportional to 3,093.84, 4,269.24 and 1,696.68 is: 2,341.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.84 : 4,269.24 = 1,696.68 : x
  2. Step 2: Convert to fraction form
    3,093.84/4,269.24 = 1,696.68/x
  3. Step 3: Cross multiply
    3,093.84x = 4,269.24 × 1,696.68
  4. Step 4: Simplify right side
    3,093.84x = 7,243,534.12
  5. Step 5: Solve for x
    x = 7,243,534.12/3,093.84
  6. Step 6: Final answer
    x = 2,341.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.