Home / 9,749.80-14,624.70-3,175.90

Finding the Fourth Proportional to 9,749.80, 14,624.70 and 3,175.90

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Solution

The fourth proportional to 9,749.80, 14,624.70 and 3,175.90 is: 4,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749.80 : 14,624.70 = 3,175.90 : x
  2. Step 2: Convert to fraction form
    9,749.80/14,624.70 = 3,175.90/x
  3. Step 3: Cross multiply
    9,749.80x = 14,624.70 × 3,175.90
  4. Step 4: Simplify right side
    9,749.80x = 46,446,584.73
  5. Step 5: Solve for x
    x = 46,446,584.73/9,749.80
  6. Step 6: Final answer
    x = 4,763.85

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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.