Home / 9,406.90-14,100.39-3,479.97

Finding the Fourth Proportional to 9,406.90, 14,100.39 and 3,479.97

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Solution

The fourth proportional to 9,406.90, 14,100.39 and 3,479.97 is: 5,216.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,406.90 : 14,100.39 = 3,479.97 : x
  2. Step 2: Convert to fraction form
    9,406.90/14,100.39 = 3,479.97/x
  3. Step 3: Cross multiply
    9,406.90x = 14,100.39 × 3,479.97
  4. Step 4: Simplify right side
    9,406.90x = 49,068,934.19
  5. Step 5: Solve for x
    x = 49,068,934.19/9,406.90
  6. Step 6: Final answer
    x = 5,216.27

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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.