Home / 12,964.06-19,452.44-4,644.72

Finding the Fourth Proportional to 12,964.06, 19,452.44 and 4,644.72

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Solution

The fourth proportional to 12,964.06, 19,452.44 and 4,644.72 is: 6,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,964.06 : 19,452.44 = 4,644.72 : x
  2. Step 2: Convert to fraction form
    12,964.06/19,452.44 = 4,644.72/x
  3. Step 3: Cross multiply
    12,964.06x = 19,452.44 × 4,644.72
  4. Step 4: Simplify right side
    12,964.06x = 90,351,148.73
  5. Step 5: Solve for x
    x = 90,351,148.73/12,964.06
  6. Step 6: Final answer
    x = 6,969.36

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1.5x scale

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.