Home / 12,724.06-19,088.22-3,957.23

Finding the Fourth Proportional to 12,724.06, 19,088.22 and 3,957.23

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Solution

The fourth proportional to 12,724.06, 19,088.22 and 3,957.23 is: 5,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724.06 : 19,088.22 = 3,957.23 : x
  2. Step 2: Convert to fraction form
    12,724.06/19,088.22 = 3,957.23/x
  3. Step 3: Cross multiply
    12,724.06x = 19,088.22 × 3,957.23
  4. Step 4: Simplify right side
    12,724.06x = 75,536,476.83
  5. Step 5: Solve for x
    x = 75,536,476.83/12,724.06
  6. Step 6: Final answer
    x = 5,936.51

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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.