Home / 12,664.41-18,996.41-4,874.91

Finding the Fourth Proportional to 12,664.41, 18,996.41 and 4,874.91

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Solution

The fourth proportional to 12,664.41, 18,996.41 and 4,874.91 is: 7,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664.41 : 18,996.41 = 4,874.91 : x
  2. Step 2: Convert to fraction form
    12,664.41/18,996.41 = 4,874.91/x
  3. Step 3: Cross multiply
    12,664.41x = 18,996.41 × 4,874.91
  4. Step 4: Simplify right side
    12,664.41x = 92,605,764.70
  5. Step 5: Solve for x
    x = 92,605,764.70/12,664.41
  6. Step 6: Final answer
    x = 7,312.28

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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.