Home / 12,730.41-19,095.62-3,966.03

Finding the Fourth Proportional to 12,730.41, 19,095.62 and 3,966.03

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Solution

The fourth proportional to 12,730.41, 19,095.62 and 3,966.03 is: 5,949.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730.41 : 19,095.62 = 3,966.03 : x
  2. Step 2: Convert to fraction form
    12,730.41/19,095.62 = 3,966.03/x
  3. Step 3: Cross multiply
    12,730.41x = 19,095.62 × 3,966.03
  4. Step 4: Simplify right side
    12,730.41x = 75,733,781.96
  5. Step 5: Solve for x
    x = 75,733,781.96/12,730.41
  6. Step 6: Final answer
    x = 5,949.05

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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.