Home / 3,272.24-4,909.08-1,518.32

Finding the Fourth Proportional to 3,272.24, 4,909.08 and 1,518.32

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Solution

The fourth proportional to 3,272.24, 4,909.08 and 1,518.32 is: 2,277.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.24 : 4,909.08 = 1,518.32 : x
  2. Step 2: Convert to fraction form
    3,272.24/4,909.08 = 1,518.32/x
  3. Step 3: Cross multiply
    3,272.24x = 4,909.08 × 1,518.32
  4. Step 4: Simplify right side
    3,272.24x = 7,453,554.35
  5. Step 5: Solve for x
    x = 7,453,554.35/3,272.24
  6. Step 6: Final answer
    x = 2,277.81

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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.