Home / 4,495.10-6,738.04-1,721.05

Finding the Fourth Proportional to 4,495.10, 6,738.04 and 1,721.05

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Solution

The fourth proportional to 4,495.10, 6,738.04 and 1,721.05 is: 2,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.10 : 6,738.04 = 1,721.05 : x
  2. Step 2: Convert to fraction form
    4,495.10/6,738.04 = 1,721.05/x
  3. Step 3: Cross multiply
    4,495.10x = 6,738.04 × 1,721.05
  4. Step 4: Simplify right side
    4,495.10x = 11,596,479.37
  5. Step 5: Solve for x
    x = 11,596,479.37/4,495.10
  6. Step 6: Final answer
    x = 2,579.81

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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.