Home / 4,416.05-6,624.05-1,129.41

Finding the Fourth Proportional to 4,416.05, 6,624.05 and 1,129.41

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Solution

The fourth proportional to 4,416.05, 6,624.05 and 1,129.41 is: 1,694.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416.05 : 6,624.05 = 1,129.41 : x
  2. Step 2: Convert to fraction form
    4,416.05/6,624.05 = 1,129.41/x
  3. Step 3: Cross multiply
    4,416.05x = 6,624.05 × 1,129.41
  4. Step 4: Simplify right side
    4,416.05x = 7,481,262.66
  5. Step 5: Solve for x
    x = 7,481,262.66/4,416.05
  6. Step 6: Final answer
    x = 1,694.11

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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.