Home / 11,463.40-17,185.10-4,448.20

Finding the Fourth Proportional to 11,463.40, 17,185.10 and 4,448.20

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Solution

The fourth proportional to 11,463.40, 17,185.10 and 4,448.20 is: 6,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463.40 : 17,185.10 = 4,448.20 : x
  2. Step 2: Convert to fraction form
    11,463.40/17,185.10 = 4,448.20/x
  3. Step 3: Cross multiply
    11,463.40x = 17,185.10 × 4,448.20
  4. Step 4: Simplify right side
    11,463.40x = 76,442,761.82
  5. Step 5: Solve for x
    x = 76,442,761.82/11,463.40
  6. Step 6: Final answer
    x = 6,668.42

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1.5x scale

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.