Home / 4,495.15-6,738.09-1,721.06

Finding the Fourth Proportional to 4,495.15, 6,738.09 and 1,721.06

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Solution

The fourth proportional to 4,495.15, 6,738.09 and 1,721.06 is: 2,579.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.15 : 6,738.09 = 1,721.06 : x
  2. Step 2: Convert to fraction form
    4,495.15/6,738.09 = 1,721.06/x
  3. Step 3: Cross multiply
    4,495.15x = 6,738.09 × 1,721.06
  4. Step 4: Simplify right side
    4,495.15x = 11,596,657.18
  5. Step 5: Solve for x
    x = 11,596,657.18/4,495.15
  6. Step 6: Final answer
    x = 2,579.82

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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.