Home / 2,712.26-4,069.64-1,477.82

Finding the Fourth Proportional to 2,712.26, 4,069.64 and 1,477.82

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Solution

The fourth proportional to 2,712.26, 4,069.64 and 1,477.82 is: 2,217.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.26 : 4,069.64 = 1,477.82 : x
  2. Step 2: Convert to fraction form
    2,712.26/4,069.64 = 1,477.82/x
  3. Step 3: Cross multiply
    2,712.26x = 4,069.64 × 1,477.82
  4. Step 4: Simplify right side
    2,712.26x = 6,014,195.38
  5. Step 5: Solve for x
    x = 6,014,195.38/2,712.26
  6. Step 6: Final answer
    x = 2,217.41

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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.