Home / 3,252.24-4,879.98-1,305

Finding the Fourth Proportional to 3,252.24, 4,879.98 and 1,305

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Solution

The fourth proportional to 3,252.24, 4,879.98 and 1,305 is: 1,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.24 : 4,879.98 = 1,305 : x
  2. Step 2: Convert to fraction form
    3,252.24/4,879.98 = 1,305/x
  3. Step 3: Cross multiply
    3,252.24x = 4,879.98 × 1,305
  4. Step 4: Simplify right side
    3,252.24x = 6,368,373.90
  5. Step 5: Solve for x
    x = 6,368,373.90/3,252.24
  6. Step 6: Final answer
    x = 1,958.15

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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.