Home / 3,276.50-4,913.58-1,427.54

Finding the Fourth Proportional to 3,276.50, 4,913.58 and 1,427.54

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Solution

The fourth proportional to 3,276.50, 4,913.58 and 1,427.54 is: 2,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.50 : 4,913.58 = 1,427.54 : x
  2. Step 2: Convert to fraction form
    3,276.50/4,913.58 = 1,427.54/x
  3. Step 3: Cross multiply
    3,276.50x = 4,913.58 × 1,427.54
  4. Step 4: Simplify right side
    3,276.50x = 7,014,331.99
  5. Step 5: Solve for x
    x = 7,014,331.99/3,276.50
  6. Step 6: Final answer
    x = 2,140.80

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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.