Home / 6,977.60-10,453.44-4,664.96

Finding the Fourth Proportional to 6,977.60, 10,453.44 and 4,664.96

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Solution

The fourth proportional to 6,977.60, 10,453.44 and 4,664.96 is: 6,988.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.60 : 10,453.44 = 4,664.96 : x
  2. Step 2: Convert to fraction form
    6,977.60/10,453.44 = 4,664.96/x
  3. Step 3: Cross multiply
    6,977.60x = 10,453.44 × 4,664.96
  4. Step 4: Simplify right side
    6,977.60x = 48,764,879.46
  5. Step 5: Solve for x
    x = 48,764,879.46/6,977.60
  6. Step 6: Final answer
    x = 6,988.78

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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.