Home / 11,253.12-16,879.95-3,462

Finding the Fourth Proportional to 11,253.12, 16,879.95 and 3,462

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Solution

The fourth proportional to 11,253.12, 16,879.95 and 3,462 is: 5,193.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.12 : 16,879.95 = 3,462 : x
  2. Step 2: Convert to fraction form
    11,253.12/16,879.95 = 3,462/x
  3. Step 3: Cross multiply
    11,253.12x = 16,879.95 × 3,462
  4. Step 4: Simplify right side
    11,253.12x = 58,438,386.90
  5. Step 5: Solve for x
    x = 58,438,386.90/11,253.12
  6. Step 6: Final answer
    x = 5,193.08

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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.