Home / 12,410.06-18,615.39-3,644.96

Finding the Fourth Proportional to 12,410.06, 18,615.39 and 3,644.96

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Solution

The fourth proportional to 12,410.06, 18,615.39 and 3,644.96 is: 5,467.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.06 : 18,615.39 = 3,644.96 : x
  2. Step 2: Convert to fraction form
    12,410.06/18,615.39 = 3,644.96/x
  3. Step 3: Cross multiply
    12,410.06x = 18,615.39 × 3,644.96
  4. Step 4: Simplify right side
    12,410.06x = 67,852,351.93
  5. Step 5: Solve for x
    x = 67,852,351.93/12,410.06
  6. Step 6: Final answer
    x = 5,467.53

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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.