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Finding the Fourth Proportional to 3,781.02, 5,673.06 and 1,699.62

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Solution

The fourth proportional to 3,781.02, 5,673.06 and 1,699.62 is: 2,550.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.02 : 5,673.06 = 1,699.62 : x
  2. Step 2: Convert to fraction form
    3,781.02/5,673.06 = 1,699.62/x
  3. Step 3: Cross multiply
    3,781.02x = 5,673.06 × 1,699.62
  4. Step 4: Simplify right side
    3,781.02x = 9,642,046.24
  5. Step 5: Solve for x
    x = 9,642,046.24/3,781.02
  6. Step 6: Final answer
    x = 2,550.12

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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.