Home / 3,133.28-4,697.76-2,093.60

Finding the Fourth Proportional to 3,133.28, 4,697.76 and 2,093.60

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Solution

The fourth proportional to 3,133.28, 4,697.76 and 2,093.60 is: 3,138.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.28 : 4,697.76 = 2,093.60 : x
  2. Step 2: Convert to fraction form
    3,133.28/4,697.76 = 2,093.60/x
  3. Step 3: Cross multiply
    3,133.28x = 4,697.76 × 2,093.60
  4. Step 4: Simplify right side
    3,133.28x = 9,835,230.34
  5. Step 5: Solve for x
    x = 9,835,230.34/3,133.28
  6. Step 6: Final answer
    x = 3,138.96

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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.