Home / 10,519.85-14,516.33-6,212.27

Finding the Fourth Proportional to 10,519.85, 14,516.33 and 6,212.27

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Solution

The fourth proportional to 10,519.85, 14,516.33 and 6,212.27 is: 8,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519.85 : 14,516.33 = 6,212.27 : x
  2. Step 2: Convert to fraction form
    10,519.85/14,516.33 = 6,212.27/x
  3. Step 3: Cross multiply
    10,519.85x = 14,516.33 × 6,212.27
  4. Step 4: Simplify right side
    10,519.85x = 90,179,257.73
  5. Step 5: Solve for x
    x = 90,179,257.73/10,519.85
  6. Step 6: Final answer
    x = 8,572.30

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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.