Home / 3,133.44-4,700.64-2,039.76

Finding the Fourth Proportional to 3,133.44, 4,700.64 and 2,039.76

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Solution

The fourth proportional to 3,133.44, 4,700.64 and 2,039.76 is: 3,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.44 : 4,700.64 = 2,039.76 : x
  2. Step 2: Convert to fraction form
    3,133.44/4,700.64 = 2,039.76/x
  3. Step 3: Cross multiply
    3,133.44x = 4,700.64 × 2,039.76
  4. Step 4: Simplify right side
    3,133.44x = 9,588,177.45
  5. Step 5: Solve for x
    x = 9,588,177.45/3,133.44
  6. Step 6: Final answer
    x = 3,059.95

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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.