Home / 3,486.51-5,232.22-1,637.69

Finding the Fourth Proportional to 3,486.51, 5,232.22 and 1,637.69

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Solution

The fourth proportional to 3,486.51, 5,232.22 and 1,637.69 is: 2,457.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.51 : 5,232.22 = 1,637.69 : x
  2. Step 2: Convert to fraction form
    3,486.51/5,232.22 = 1,637.69/x
  3. Step 3: Cross multiply
    3,486.51x = 5,232.22 × 1,637.69
  4. Step 4: Simplify right side
    3,486.51x = 8,568,724.12
  5. Step 5: Solve for x
    x = 8,568,724.12/3,486.51
  6. Step 6: Final answer
    x = 2,457.68

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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.