Home / 3,313.56-4,972.63-1,365.77

Finding the Fourth Proportional to 3,313.56, 4,972.63 and 1,365.77

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Solution

The fourth proportional to 3,313.56, 4,972.63 and 1,365.77 is: 2,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.56 : 4,972.63 = 1,365.77 : x
  2. Step 2: Convert to fraction form
    3,313.56/4,972.63 = 1,365.77/x
  3. Step 3: Cross multiply
    3,313.56x = 4,972.63 × 1,365.77
  4. Step 4: Simplify right side
    3,313.56x = 6,791,468.88
  5. Step 5: Solve for x
    x = 6,791,468.88/3,313.56
  6. Step 6: Final answer
    x = 2,049.60

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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.