Home / 4,318.11-6,477.57-1,721.25

Finding the Fourth Proportional to 4,318.11, 6,477.57 and 1,721.25

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Solution

The fourth proportional to 4,318.11, 6,477.57 and 1,721.25 is: 2,582.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.11 : 6,477.57 = 1,721.25 : x
  2. Step 2: Convert to fraction form
    4,318.11/6,477.57 = 1,721.25/x
  3. Step 3: Cross multiply
    4,318.11x = 6,477.57 × 1,721.25
  4. Step 4: Simplify right side
    4,318.11x = 11,149,517.36
  5. Step 5: Solve for x
    x = 11,149,517.36/4,318.11
  6. Step 6: Final answer
    x = 2,582.04

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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.