Home / 12,583.97-18,876.11-5,466.56

Finding the Fourth Proportional to 12,583.97, 18,876.11 and 5,466.56

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Solution

The fourth proportional to 12,583.97, 18,876.11 and 5,466.56 is: 8,199.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583.97 : 18,876.11 = 5,466.56 : x
  2. Step 2: Convert to fraction form
    12,583.97/18,876.11 = 5,466.56/x
  3. Step 3: Cross multiply
    12,583.97x = 18,876.11 × 5,466.56
  4. Step 4: Simplify right side
    12,583.97x = 103,187,266.17
  5. Step 5: Solve for x
    x = 103,187,266.17/12,583.97
  6. Step 6: Final answer
    x = 8,199.90

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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.