Home / 4,905.20-7,359.60-2,562.68

Finding the Fourth Proportional to 4,905.20, 7,359.60 and 2,562.68

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Solution

The fourth proportional to 4,905.20, 7,359.60 and 2,562.68 is: 3,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.20 : 7,359.60 = 2,562.68 : x
  2. Step 2: Convert to fraction form
    4,905.20/7,359.60 = 2,562.68/x
  3. Step 3: Cross multiply
    4,905.20x = 7,359.60 × 2,562.68
  4. Step 4: Simplify right side
    4,905.20x = 18,860,299.73
  5. Step 5: Solve for x
    x = 18,860,299.73/4,905.20
  6. Step 6: Final answer
    x = 3,844.96

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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.