Home / 9,479.86-14,221.38-2,904.46

Finding the Fourth Proportional to 9,479.86, 14,221.38 and 2,904.46

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Solution

The fourth proportional to 9,479.86, 14,221.38 and 2,904.46 is: 4,357.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.86 : 14,221.38 = 2,904.46 : x
  2. Step 2: Convert to fraction form
    9,479.86/14,221.38 = 2,904.46/x
  3. Step 3: Cross multiply
    9,479.86x = 14,221.38 × 2,904.46
  4. Step 4: Simplify right side
    9,479.86x = 41,305,429.35
  5. Step 5: Solve for x
    x = 41,305,429.35/9,479.86
  6. Step 6: Final answer
    x = 4,357.18

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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.