Home / 11,455.16-17,182.49-3,663.95

Finding the Fourth Proportional to 11,455.16, 17,182.49 and 3,663.95

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Solution

The fourth proportional to 11,455.16, 17,182.49 and 3,663.95 is: 5,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.16 : 17,182.49 = 3,663.95 : x
  2. Step 2: Convert to fraction form
    11,455.16/17,182.49 = 3,663.95/x
  3. Step 3: Cross multiply
    11,455.16x = 17,182.49 × 3,663.95
  4. Step 4: Simplify right side
    11,455.16x = 62,955,680.00
  5. Step 5: Solve for x
    x = 62,955,680.00/11,455.16
  6. Step 6: Final answer
    x = 5,495.84

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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.