Home / 4,412.28-6,618.06-1,637.64

Finding the Fourth Proportional to 4,412.28, 6,618.06 and 1,637.64

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Solution

The fourth proportional to 4,412.28, 6,618.06 and 1,637.64 is: 2,456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.28 : 6,618.06 = 1,637.64 : x
  2. Step 2: Convert to fraction form
    4,412.28/6,618.06 = 1,637.64/x
  3. Step 3: Cross multiply
    4,412.28x = 6,618.06 × 1,637.64
  4. Step 4: Simplify right side
    4,412.28x = 10,837,999.78
  5. Step 5: Solve for x
    x = 10,837,999.78/4,412.28
  6. Step 6: Final answer
    x = 2,456.33

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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.