Home / 3,277.96-4,911.47-1,426.30

Finding the Fourth Proportional to 3,277.96, 4,911.47 and 1,426.30

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Solution

The fourth proportional to 3,277.96, 4,911.47 and 1,426.30 is: 2,137.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.96 : 4,911.47 = 1,426.30 : x
  2. Step 2: Convert to fraction form
    3,277.96/4,911.47 = 1,426.30/x
  3. Step 3: Cross multiply
    3,277.96x = 4,911.47 × 1,426.30
  4. Step 4: Simplify right side
    3,277.96x = 7,005,222.53
  5. Step 5: Solve for x
    x = 7,005,222.53/3,277.96
  6. Step 6: Final answer
    x = 2,137.07

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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.