Home / 10,418.50-14,374.68-5,940.62

Finding the Fourth Proportional to 10,418.50, 14,374.68 and 5,940.62

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Solution

The fourth proportional to 10,418.50, 14,374.68 and 5,940.62 is: 8,196.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.50 : 14,374.68 = 5,940.62 : x
  2. Step 2: Convert to fraction form
    10,418.50/14,374.68 = 5,940.62/x
  3. Step 3: Cross multiply
    10,418.50x = 14,374.68 × 5,940.62
  4. Step 4: Simplify right side
    10,418.50x = 85,394,439.63
  5. Step 5: Solve for x
    x = 85,394,439.63/10,418.50
  6. Step 6: Final answer
    x = 8,196.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.