Home / 7,636.12-11,444.60-4,125.98

Finding the Fourth Proportional to 7,636.12, 11,444.60 and 4,125.98

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Solution

The fourth proportional to 7,636.12, 11,444.60 and 4,125.98 is: 6,183.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.12 : 11,444.60 = 4,125.98 : x
  2. Step 2: Convert to fraction form
    7,636.12/11,444.60 = 4,125.98/x
  3. Step 3: Cross multiply
    7,636.12x = 11,444.60 × 4,125.98
  4. Step 4: Simplify right side
    7,636.12x = 47,220,190.71
  5. Step 5: Solve for x
    x = 47,220,190.71/7,636.12
  6. Step 6: Final answer
    x = 6,183.79

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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.