Home / 9,977.99-14,962.86-3,404.70

Finding the Fourth Proportional to 9,977.99, 14,962.86 and 3,404.70

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Solution

The fourth proportional to 9,977.99, 14,962.86 and 3,404.70 is: 5,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977.99 : 14,962.86 = 3,404.70 : x
  2. Step 2: Convert to fraction form
    9,977.99/14,962.86 = 3,404.70/x
  3. Step 3: Cross multiply
    9,977.99x = 14,962.86 × 3,404.70
  4. Step 4: Simplify right side
    9,977.99x = 50,944,049.44
  5. Step 5: Solve for x
    x = 50,944,049.44/9,977.99
  6. Step 6: Final answer
    x = 5,105.65

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1.5x scale

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.