Home / 10,404.99-14,360.50-8,183.71

Finding the Fourth Proportional to 10,404.99, 14,360.50 and 8,183.71

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Solution

The fourth proportional to 10,404.99, 14,360.50 and 8,183.71 is: 11,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404.99 : 14,360.50 = 8,183.71 : x
  2. Step 2: Convert to fraction form
    10,404.99/14,360.50 = 8,183.71/x
  3. Step 3: Cross multiply
    10,404.99x = 14,360.50 × 8,183.71
  4. Step 4: Simplify right side
    10,404.99x = 117,522,166.75
  5. Step 5: Solve for x
    x = 117,522,166.75/10,404.99
  6. Step 6: Final answer
    x = 11,294.78

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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.