Home / 10,916.04-16,374.06-5,371.99

Finding the Fourth Proportional to 10,916.04, 16,374.06 and 5,371.99

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Solution

The fourth proportional to 10,916.04, 16,374.06 and 5,371.99 is: 8,057.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.04 : 16,374.06 = 5,371.99 : x
  2. Step 2: Convert to fraction form
    10,916.04/16,374.06 = 5,371.99/x
  3. Step 3: Cross multiply
    10,916.04x = 16,374.06 × 5,371.99
  4. Step 4: Simplify right side
    10,916.04x = 87,961,286.58
  5. Step 5: Solve for x
    x = 87,961,286.58/10,916.04
  6. Step 6: Final answer
    x = 8,057.99

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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.