Home / 11,916.96-17,869.68-3,595.44

Finding the Fourth Proportional to 11,916.96, 17,869.68 and 3,595.44

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Solution

The fourth proportional to 11,916.96, 17,869.68 and 3,595.44 is: 5,391.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.96 : 17,869.68 = 3,595.44 : x
  2. Step 2: Convert to fraction form
    11,916.96/17,869.68 = 3,595.44/x
  3. Step 3: Cross multiply
    11,916.96x = 17,869.68 × 3,595.44
  4. Step 4: Simplify right side
    11,916.96x = 64,249,362.26
  5. Step 5: Solve for x
    x = 64,249,362.26/11,916.96
  6. Step 6: Final answer
    x = 5,391.42

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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.