Home / 12,371.46-18,560.10-4,051.44

Finding the Fourth Proportional to 12,371.46, 18,560.10 and 4,051.44

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Solution

The fourth proportional to 12,371.46, 18,560.10 and 4,051.44 is: 6,078.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.46 : 18,560.10 = 4,051.44 : x
  2. Step 2: Convert to fraction form
    12,371.46/18,560.10 = 4,051.44/x
  3. Step 3: Cross multiply
    12,371.46x = 18,560.10 × 4,051.44
  4. Step 4: Simplify right side
    12,371.46x = 75,195,131.54
  5. Step 5: Solve for x
    x = 75,195,131.54/12,371.46
  6. Step 6: Final answer
    x = 6,078.11

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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.