Home / 12,968.24-19,453.12-3,734

Finding the Fourth Proportional to 12,968.24, 19,453.12 and 3,734

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Solution

The fourth proportional to 12,968.24, 19,453.12 and 3,734 is: 5,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,968.24 : 19,453.12 = 3,734 : x
  2. Step 2: Convert to fraction form
    12,968.24/19,453.12 = 3,734/x
  3. Step 3: Cross multiply
    12,968.24x = 19,453.12 × 3,734
  4. Step 4: Simplify right side
    12,968.24x = 72,637,950.08
  5. Step 5: Solve for x
    x = 72,637,950.08/12,968.24
  6. Step 6: Final answer
    x = 5,601.22

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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.