Home / 11,916.56-17,873.85-4,018.89

Finding the Fourth Proportional to 11,916.56, 17,873.85 and 4,018.89

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Solution

The fourth proportional to 11,916.56, 17,873.85 and 4,018.89 is: 6,028.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.56 : 17,873.85 = 4,018.89 : x
  2. Step 2: Convert to fraction form
    11,916.56/17,873.85 = 4,018.89/x
  3. Step 3: Cross multiply
    11,916.56x = 17,873.85 × 4,018.89
  4. Step 4: Simplify right side
    11,916.56x = 71,833,037.03
  5. Step 5: Solve for x
    x = 71,833,037.03/11,916.56
  6. Step 6: Final answer
    x = 6,028.00

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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.