Home / 2,317.20-3,467.03-1,424.55

Finding the Fourth Proportional to 2,317.20, 3,467.03 and 1,424.55

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Solution

The fourth proportional to 2,317.20, 3,467.03 and 1,424.55 is: 2,131.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.20 : 3,467.03 = 1,424.55 : x
  2. Step 2: Convert to fraction form
    2,317.20/3,467.03 = 1,424.55/x
  3. Step 3: Cross multiply
    2,317.20x = 3,467.03 × 1,424.55
  4. Step 4: Simplify right side
    2,317.20x = 4,938,950.46
  5. Step 5: Solve for x
    x = 4,938,950.46/2,317.20
  6. Step 6: Final answer
    x = 2,131.43

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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.