Home / 7,481.03-10,327.50-4,829.90

Finding the Fourth Proportional to 7,481.03, 10,327.50 and 4,829.90

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Solution

The fourth proportional to 7,481.03, 10,327.50 and 4,829.90 is: 6,667.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.03 : 10,327.50 = 4,829.90 : x
  2. Step 2: Convert to fraction form
    7,481.03/10,327.50 = 4,829.90/x
  3. Step 3: Cross multiply
    7,481.03x = 10,327.50 × 4,829.90
  4. Step 4: Simplify right side
    7,481.03x = 49,880,740.61
  5. Step 5: Solve for x
    x = 49,880,740.61/7,481.03
  6. Step 6: Final answer
    x = 6,667.63

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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.