Home / 3,232.08-4,849.80-1,693.20

Finding the Fourth Proportional to 3,232.08, 4,849.80 and 1,693.20

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Solution

The fourth proportional to 3,232.08, 4,849.80 and 1,693.20 is: 2,540.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.08 : 4,849.80 = 1,693.20 : x
  2. Step 2: Convert to fraction form
    3,232.08/4,849.80 = 1,693.20/x
  3. Step 3: Cross multiply
    3,232.08x = 4,849.80 × 1,693.20
  4. Step 4: Simplify right side
    3,232.08x = 8,211,681.36
  5. Step 5: Solve for x
    x = 8,211,681.36/3,232.08
  6. Step 6: Final answer
    x = 2,540.68

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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.